Finding the best hoverboard for kids is just one step ahead and while going through this masterpiece, you will surely get the desired one.
Usually, one or two great products are emerging in the market. But in recent years, hoverboards for kids have appeared in the industry with storming speed. Keeping in the view above, we have carefully selected the best hoverboard for kids available.
Analyzing every single but noticeable feature will allow you to match the best hoverboard for kids that suits them.
- Top 10 Best Hoverboard for Kids
- Best Hoverboard for Beginners — Jetson Electric Bike
- Smart & Compact Choice — TOMOLOO Hoverboard
- Best Quality Hoverboards— Segway Ninebot Hoverboard
- The Safest Hoverboards — EPIKGO Sport Balance Board
- Best Hoverboards 2020 — Hand2mind Scooter Board
- Best Hoverboard scooter — Hover-1 Electric Hoverboard Scooter
- Best Hoverboard for Beginners — Razor Hovertrax 1.5
- Best hoverboard for teenagers — Swagtron T3 Premium Hoverboard
- Hoverboard Cheap — Gyroor Hoverboard Warrior
- Off-Road Hoverboards — Swagtron Swagboard Outlaw T6
- You Would Love These 14 Things Before Buying the Best Hoverboard For Kids!
- Parts of the Best Hoverboards for Kids
- The Best Accessories of Hoverboard For Kids
- Safety Helmet
- Protection Pads
- Safety Lights
- Do You Like the Light-Weight Hoverboard?
- Age Does Matter?
- Which Wheel Size is Suitable For Best Hoverboard — For Your Loving Kid?
- Appropriate Distance Range of Best Hoverboard For Kids?
- How to Check the Battery of the Best Hoverboard For Kids?
- What should be the durability of the best hoverboard for kids?
- We Suggest – You Choose
Top 10 Best Hoverboard for Kids
Best Hoverboard for Beginners — Jetson Electric Bike
- 7 miles Range
- Top-rated hoverboard
- Lights up wheels
- Balance maintainer
- Bluetooth features
- Best hoverboard for kids
- Moderate Speed
Kids like charming and thrilling gadgets. With the LED Lights up wheels, it became the first choice of kids with multiple other stunning features. Front LED Lights make it one of those.
Now, drive smoothly on muddy areas and a dirt-path with Its reliable and hard rubber wheels. Getting perfect control will be no more secret to you.
Jetson hoverboard x10 anti-slip grip pads provide help in maintaining balance on two sides. That’s why it is famous for the safe ride as the best hoverboard for kids with its current balance technology. It comes in Bluetooth Speakers if you are a music lover and sound is adjustable.
For beginners, Jetson Self Balancing Hoverboard is the best choice.
It is up to the mark of UL 2272 safety standards and contains 100% electric power that holds a 400-watt dual motor and 8-inch wheels. The terrain tires give an adventurous but smooth ride. The gadget contains a weight of 220 lbs and its unit weight is around 25 lbs. It goes to 7mph speed as maximum. It has a well-equipped charger, and HQ Lithium-ion Samsung internal battery makes it durable. It’s charging time is 1-2 hours. All self-balancing products like Jetson Self Balancing are hoverboards safe for kids.
Smart & Compact Choice — TOMOLOO Hoverboard
- Strong and durable
- UL 2272 certified
- Best hoverboard for kids
Let’s come to the safest choice for your kids. Get relaxed with a smooth and comfortable ride on the surface and terrain ground. That’s why we consider it a smart choice for beginners.
Tomoloo hoverboard is a self-balancing gadget and holds unique features. Its High standard motherboard, gyroscope, and acceleration sensors give you a stable and smooth ride.
Its 10 mph maximum speed makes it great. It is a user-friendly and eco-friendly gadget. It produces low temperature during riding.
Its colorful LED lights make your ride attractive. Its light setting makes it amazing from others.
It has UL 2272 safety certification. You can carry your TOMOLOO Hoverboard and ride on whatever you want.
You would love the maximum load-bearing capacity of it. Its motor size is 6.5 inches. It is best for kids and adults who want to drive long. It is a waterproof gadget. You can ride on light rainy days.
It contains hard rubber wheels. You can make the riding fun with its strong and durable wheels. Its anti-slip paddles provide a smooth grip to the rider.
You can enjoy music with Bluetooth speakers.it is suitable for long-range. Its maximum mileage is 12 miles.
Best Quality Hoverboards— Segway Ninebot Hoverboard
- The best hoverboard on the market
- Smart battery management system
- Compact and durable frame
- Excellent weight capacity only suitable for kids
Now it is time to talk about the Ninebot. The safest hoverboard with quality. Yes, it is a safe and unique but straightforward style gadget for your kids. A user-friendly gadget. Its knee control bar design makes it attractive and safe.
Ninebot go-kart holds a compact and robust frame that you can easily control. Its air-filled wheels make your travel pleasant. You can enjoy safe and smooth-riding. It has a unique style that makes riding easy in hard spaces. Its knee control bar design allows smooth steering and lifting.
It has the quality of a strong and durable compact frame. You would love the 400W dual powerful motor. Its sturdy deck and powerful engine make climbing easy. You can enjoy your climbing a maximum slope of 15 degrees
Its maximum weight is 28 Lbs, and the maximum load is 220 Lbs. Segway Ninebot’s maximum speed is 10 mph. You can perform your adventures up to 13.7 miles with a single charged battery.
The battery of Ninebot holds the UL 2272 safety standard. This feature ensures the safety of your loving one. The gadget has a unique system that is a smart battery management system, which makes performance well and good.
It is a water-proof gadget. Its IP 54 water-proof quality ensures riding in all weathers.
If you are a fun and entertainment lover, then it is the best choice for you.
You would love to have a lightweight and portable gadget. For efficient transportation and entertainment, this gadget is the best.
The Safest Hoverboards — EPIKGO Sport Balance Board
- Beautiful design
- Self-balancing technology
- Ability to off-road
- Dense and tight due to durable design
The beauty of this skateboard makes it unique and attractive. It is the top-line model for kids. Suppose you are looking for the best gadget. Yes, it is the best choice for your kids.
If you are a race-lover, then its streamlined racing wheels are the best option for you. The self-balancing scooter’s 8.5 racing tires increase speed and provide a fast and smooth riding. You can enjoy your travel in the grass, sand, and muddy areas.
It is more significant than other gadgets. Its 400W dual motors make it unique and outstanding. You can enjoy a 10-mile range in a single charge. EPIKGO Sport Balance Board makes your fun more colorful, and you can perform tricks.
Its fast-charging technology and 30% larger than the competitors make it a more unusual and more powerful gadget in the market. It offers stability in riding, foot space, control, smooth and ultimate grip.
You can get a 1-year warranty for it and its different parts.
It contains a unique style that increases the performance level. Its aluminum alloy frame ensures durability. Its IP 56 certification proves waterproof.
It has the certification of international safety standards and LG smart battery up to the mark UL 2272. You can enjoy off-road riding.
It is an all-terrain hoverboard. You can make your ride more colorful and entertained in the rainy season and muddy areas.
You can enjoy your riding with Bluetooth features and LED lights to make your traveling attractive and charming. It contains the quality of wireless speakers.
Epikgo premier hoverboard max weight is 196 Lbs, and the product weight is 31 Lbs. It provides a speed range of up to 10 mph, and the distance range is 10 miles. Its climbing ability is 15 degrees. It’s charging time is 2 hours.
Best Hoverboards 2020 — Hand2mind Scooter Board
- Durable & lightweight
- It is best for up to five years old
- Adventurous for early age kids
- The cement floor can rough our wheels
If you’re trying to find a floor-friendly scooter, you’d like it. The 4 wheels attached make it floor-friendly. You’ll enjoy its ride by holding its 2 handles quickly. The fabric of the gorgeous scooter is additionally plastic. Everyone wants adventures consistent with their ages. Its lightweight plastic wheel helps to possess fun with various sorts of movements.
The attached 2 handles are during a curve. It’s the entertainment that you simply can sit and grip handles during scooter steering. You’ll use this attractive scooter during your studies. You’ll while studying associated with energy and movement topics. It’ll assist you in experiencing the practicality of theory.
The scooter has 11 1/4 inches x 11 1/2 inches base. The load of the bike is around 1.55 pounds. You can say that it is a durable scooter. You can load to 175lbs thereon quickly. Better to involve your kids in a healthy activity.
The gym scooter board is the most straightforward indoor activity that will make your kid active. Hand2mind proves itself a far better source of discovering and learning. Over the 50years, it’s notifying students about their potential. Its driving will cause you to realize the keys to unlock your potential.
Would you like to celebrate by gliding and rolling around the room? You can easily move in the hay all during core strengthening with the boards of the scooter. Just clean it quickly. The plastic wheels wouldn’t make your floor rough. Curved handles are the correct choice for the security of fingers. You’ll find a spread of colors.
Best Hoverboard scooter — Hover-1 Electric Hoverboard Scooter
- Unique design
- Easy to control, and stable
- UN 38.3 certification of the battery
- It is costly
If you are searching for a safe and functional mechanism device, it is the right choice for your kids. They carry around anywhere whatever they want. It is a user-friendly and budget-friendly device.
Its superb ultra-bright LED lights headlights make it charming. You would love the feature of LED lights wheels. You’ll make your travels colorful and entertaining. It is the best electric hoverboard for kids, beginners, and boys. Kids love it.
You can enjoy comfortable riding with its new gyroscope technology. Hover-1 Helix modern design increases your entertainment and fun. The smart machine helps in maintaining balance on two sides. You’ll ride safely and smoothly. It is the most famous device than other devices available in the market.
You can connect it to your mobile phone easily. You can adjust its headlights, music, and volume according to your choice. Its ultra LED lights allow you to ride after sunset and at night. Its battery indicator indicates that it is the time of battery recharging.
It is the favorite and loving device of kids. Hover-1 Helix Electric Hoverboard Scooter holds a 36 V Lithium battery. Its material and battery have the certification mark of UL and UN 38.3. You can be riding with safety at a maximum speed of 10 mph.
Hover-1 helix electric hoverboard scooter galaxy contains dual 2 × 200W motors. The charging capacity of the battery is 36 V, 2. 0 Ah, and the charging output is 42 V, 0. 4 Ah. The device capacity is 160-pound. The charging time is around6-hours.
It is easy to ride and provide smooth and stable riding to your kid. It is easy to operate and best for eight years old and above. We consider it the best hoverboard for kids. In hilly areas, you can enjoy your climbing with 17 degrees inches. It manages a weight limit of around 220 Lbs.
Best Hoverboard for Beginners — Razor Hovertrax 1.5
- Ever balance technology
- Wide foot stand
- The Best hoverboard for kids
- Massive but sturdy and compact
Now, have a smooth and comfortable hoverboard for your kids. It is a Razor Hovertrax 1.5. It’s ever balanced technology offers more relaxed, quiet, and stable riding. You’d love the feature of the dual-hub motor with gyro-sensor. This technology helps the riders in cruising up to 6 mph speed.
It is a safety device that ensures safety in all aspects. It is the first brand that received the protection UL 2272 listing in the US. Razor Hovertrax 1.5 supports riders up to 176 pounds. We consider it for 8 years age kids.
Its anti-slip features offer grip on wheels. Hard rudder wheels and traction pads provide help in keeping perfect balance and foot-control. It also helps in maneuvering.
It has the safety certification mark of UL 2272. Razor Hovertrax meets all electrical and fire safety standards.
It has a compact and sturdy device. Kids enjoy riding because it is a lightweight gadget. They can carry around it anywhere. It makes your trip more colorful and attractive. You can easily maintain balance on it and ride in a relaxed way.
It engages your kids in healthy and outdoors activities. This smart device with a new style is for cruising. Razor Hovertrax 1.5 has dual motors and a powerful battery. It provides a cruising speed of up to 8 mph.
You would love the feature of its cool LED lights that riding possible even at night. Its newly designed model offers full potential, smooth-riding, and stability.
Best hoverboard for teenagers — Swagtron T3 Premium Hoverboard
- The best range — 12 miles
- High-quality Bluetooth speakers
- Best Self-balancing hoverboard for kids
- The Best hoverboard for kids under 11 years
- 8 mph speed
For growing children to boost their activity, you need a unique learning hoverboard. It offers a beautiful experience of riding. It’s the best hoverboard brand that is budget-friendly. The hoverboard is safe and meets all safety requirements.
Swagtron T3 comes with carrying straps for easy and convenient riding. It has rubber bumpers that provide a smooth grip and protect kids from scratching. Its shell contains polycarbonate. Polycarbonate shell ensures the safety of fire.
The Swagtron company included high-tech features in the device. The modern-day requirements that hoverboard lovers want and prioritize in gadgets. It’s a unique and modern system that allows riders comfortable maneuvering. Its self-balancing quality helps in maintaining balance.
Its non-slippy foot stand provides a smooth foot grip in rough areas. Swagtron T3 Premium Hoverboard is full of fun and tricks.
You would love the features of LED lights and Bluetooth speakers. LED lights work as movement indicators. Enjoy the bumpy path with a smooth ride. You make your trip colorful with a speed of 8 mph and 12 miles range.
The best Swagtron Hoverboard holds a long-lasting and durable battery with 220 Lbs. 1-hour charge and battery life 3 hours. For those who are on a tight budget, it’s an excellent choice.
Hoverboard Cheap — Gyroor Hoverboard Warrior
- Compact body
- Suitable for all ages
- 270 weight capacity
- The Best hoverboard for kids under 12 years
- Hard wheels but suitable for off-road
It’s a kid’s loving hoverboard. Self- balancing hoverboard offers safety and confidence when you are riding. You can enjoy your smooth and comfortable riding. The model fulfills all requirements that parents want to see in a device.
The Gyroor warrior 8.5 model comes with solid rubber wheels. Hard rubber wheels make it possible to cover obstacles. Its tires are suitable for the bumpy and smooth path. You can easily travel to all areas and enjoy your trip. IP54 certification ensures water-resistant.
Gyroor warrior g2 hoverboard has superb and bright front LED lights. LED headlights and Bluetooth speakers make a graceful combination. Lights make your fun more colorful. You can increase your entertainment with Bluetooth speakers.
It contains a durable, flexible, and reliable structure. Its structure holds 90% aluminum and some ABS parts. Gyroor Hoverboard Warrior manages the weight limit up to 280 pounds.
Its UL2272 certified and LG-Samsung battery is according to safety standards. You can travel with 10 mph maximum speed. Its climbing degree is around 11 miles, with charging 2-hours time. It has an issue with Bluetooth connection. The best weight capacity is 270 Lbs for its better use.
UL approved material offers a guarantee. There is an option of enabling off-road riding with a 700-watt motor.
Off-Road Hoverboards — Swagtron Swagboard Outlaw T6
- 12 miles range
- Amazing 400 weight capacity
- best for off-road
- The Best hoverboard for kids under 13 years
- A bit pricey
If you are a beginner, Swagtron Swagboard is the best choice for you. But it is a device that is a different one. It is the best model available in the market.
Swagtron t6 UK holds outstanding weight capacity. 400 Lbs weight capacity is fantastic. It makes it different from other products. You can enjoy your riding, even off-road. The gadget has a durable casing that contains hard aluminum and ABS plastic. Swagtron company makes different models of devices.
The gadget has the quality of carrying handles for easy traveling. 5- level LED battery makes it charming. It exposes battery life. Front LED lights serve as movement indicators. If you are a music lover, then you can enjoy its Bluetooth speakers. Its metal foot guards safe riders during travel.
It is up to the mark UL 2272 safety standards. The performance of the Swagtron Swagboard is excellent. The beautiful model has a top speed of 12 miles per hour just in a single charge. For bumpy roads and climbing, it has a capacity of 30 degrees.
Tubeless and hard tires make it an all-terrain board for riders. You can easily control it.
You would love that self-balancing scooter. If you like, connect easily to your mobile phone.
You Would Love These 14 Things Before Buying the Best Hoverboard For Kids!
The industry has overgrown in recent years, and with so many boards on the market, it can be a real challenge to choose the best hoverboard for kids. We have observed that the best kids hoverboard’s age is almost one year and new and compact technology replaces it fast with the latest one.
You can choose the best hoverboard for kids after this helpful buying guide.
Safety First — Be careful
We should consider our safety first. If your kid is a beginner, you should buy the gadget user-friendly and eco-friendly.
If your kid is curious about riding, in this case, an advanced gadget can be the best choice. The speed of the best hoverboard for beginners should be moderate features for pro riders.
You should get a reliable helmet for your kids in all the cases. You also buy safety gear, including knee pads, elbow pads, etc.
Hover-1 electric scooters must have the certification of UL 2272. If the gadget is not up to the mark, leave it. The UL certification mark tells us the quality of devices and international certification of gadgets.
Hoverboard Material’s Quality — Don’t compromise at all
You must ensure that the material used in the gadget is of superior quality—the deck of top-rated hoverboards for kids made for plywood.
The material of the board must contain one 2” x 2” wood, one ¼ inch of plywood, two24 volt scooter motors, one 12 mph battery, one 12 volt battery, one ½ inch of plywood. One wood glue, a set of screws, 1” diameter of small rubber wheels, epoxy and12” wheels for children’s bikes should be in this material.
Positive Reviews by Users
We don’t know the performance of the device because we have not bought it. You can read reviews based products.
Choose from the Top 5 Hoverboard Brands for Kids
Amongst the many best hoverboard brands, there are four top brands available for you.
These four gadgets are safe and made of high-quality standard material. These gadgets are long-lasting.
Let’s brief them one by one.
Tomoloo Hoverboard Q2C
The Tomoolo hoverboard is the safest choice for your kids. The standard size of the wheels is 6.5 inches. Its motors contain 2 × 250W. You can get a 12-months warranty. It is best for 5+ aged kids.
Segway MiniPro Hoverboard
You can control it with your mobile phone. It contains 10.5 tires, two motors with 400W. It is suitable for 12+ teenagers. That increases your stability in riding and helps more on turns.
Gyroor Warrior 8.5” Hoverboard
It is the best off-road hoverboard. It provides help in hilly and muddy areas. The rubber wheels contain an 8.5-inch off-road that give an excellent grip to riders. It gives 9.5 mph speed which is best for 7+ aged kids.
Razor Hovertrax 2.0
It is a popular type of modern hoverboard. It is user-friendly. You can control it if you do not press the pressure pads. It helps in maintaining balance on two sides. It is best for 5-14 aged kids.
Swagtron t5 Hoverboard
It is a small size of the hoverboard for beginners. It is user-friendly. Its lowest price is $50. We consider it the best for 8+ aged kids.
Parts of the Best Hoverboards for Kids
Almost all top-rated hoverboards contain similar elements. These quality parts help you in smooth and fast riding.
The logic board covers all the aspects of your hoverboard. It controls and computes the direction of wheels spin, speed, LED indicators, and the wheel titles. It also controls infrared sensors and gyroscopes. The sport’s experts and beginners rely on it and love riding on it.
A gyroscope consists of two tiny sensors. It helps the riders to maintain balance on two sides equally. It gets information from the logic board and follows them.
Infrared sensors help you to control the hoverboard. Pressure pads and two switches are set in the gadget. When riders imply foot-pressure on pillows, the switches are a push-down. They control the light transmitted from the LED to the sensors.
It is a crucial element of the best hoverboard for kids. It helps to joint the two wheels of a hoverboard.
The Best Accessories of Hoverboard For Kids
As hoverboards entered the kids’ life, they were excited and curious about hoverboard riding.
Before riding, you must ensure that your kid has proper hoverboard safety gear.
It covers your entire head. Partially the remaining portion of your face remains exposed. It protects your head when kids lose balance and fall off from the hoverboard.
You must have a set of pads like elbow pads, knee pads, and wrist guard. These are available to provide safety for your kids.you can choose different pads with different color combinations.
Safety is a crucial element of an electrical hoverboard. When kids ride at night or evening, it makes everything visible and safe.
The hoverboard shoes are highly important for a smooth and confident ride. You should always buy a gadget according to your shoe size and hoverboard shoes must be according to the gadget. It’s correlated.
What is the Speed Matrix of a Best Hoverboard For Beginners?
Control is superior to speed. For beginners, we recommend gaining confidence first through control rather than the speed to get others impressed.
Swagtron hoverboard Evo price varies according to technology, size, and standard. You can buy a safe and enjoyable range gadget between $100 to $700. The lowest price begins from $100 to $200. If you are quality conscious, you can get a gadget for $339 price. Below this, the parts have the least quality and have a short life although electric hoverboards have a shortage limit.
The Japanese hoverboard is so expensive. It holds an attractive artificial intelligence system.
Do You Like the Light-Weight Hoverboard?
The smallest size of the safest hoverboard starts from 6.5 inches. It is the best model for kids 8-13 years old.
The average gadget contains weight around 25 pounds.
According to PC Advisor, most of the gadgets contain 220 pounds. It has about10 mph top speed and 12 miles range. The overall weight of the device is over 25 Lbs.
You should buy a lightweight gadget for kids. They can comfortably ride on it and should have a low space cover.
It should be lightweight and small in size.
Age Does Matter?
The gadgets vary from age to age. You must buy the device according to your kid’s age and size. Kids having a period below 4 years should refrain from electronic gadgets. The balance-based hoverboards are the best at an early age.
Which Wheel Size is Suitable For Best Hoverboard — For Your Loving Kid?
The most common, famous, and original wheel size is 6.5 inches. If you are looking for moves and tricks, then you should go to the smaller size wheels 6.5 inches. If you are an adult and you want to buy a gadget for transportation, then you should choose the device with large wheels — 10 inches.
The 4.5 inches wheels are suitable for beginners and kids because they are too small. The largest wheel size is around 10-inches. Adults and teenagers may smooth riding. It can cover a significant distance. Wheel size affects the stability of the journey.
Appropriate Distance Range of Best Hoverboard For Kids?
You can buy different devices with different ranges. If you want to buy a branded and right hoverboard, then you can choose according to your choice. The best gadget offers a range of 7-15 miles. You must consider the range before buying the device.
How to Check the Battery of the Best Hoverboard For Kids?
The voltage of batteries must contain 36 to 42 Volts. It should be environmental-friendly. Tomoloo hoverboard offers the best battery life and it comes with 4 hours of running time.
You must pay attention to battery life while buying the hoverboard. You must check the battery charging before using your device.
What should be the durability of the best hoverboard for kids?
You need a stiff and rigid frame hoverboard for long-lasting durability.
We Suggest – You Choose
Your Choice is Great
I hope you’ll have an idea about the best hoverboard for kids from our top pick list. Don’t worry about safety. All products are up to the mark UL 2272. You can choose any model with the latest design and outstanding features.
All parts of Jetson Hoverboard are fireproof, durable, and reliable. The board guarantees better protection against overheating and hazards.
You can choose many top-rated brands according to the size of your kid and — Fairly your budget. We can’t say anything about the product’s engine, battery timing, and it’s charging timing before using it — but the product’s review.
But we do believe that all products are high standards of quality.
Every best hoverboard for kids has a service center. You can discuss the warranty related matters to it. The above mentioned have value for money. You can pick any model from our top pick that satisfies you from all aspects.
Yes, an average hoverboard is a solid choice for 3 to 7-year-olds. We recommend Cho 4.5” for 3 to 7-year-olds kids. It comes with safety and fun. The smooth grip and power maintain their board feet.
The 6 to 8 and above age is suitable for the hoverboard. Even 4.5 inches gadgets are appropriate for 6 years old — that is the best for your kids. The minimum age requirement for the hoverboard is 5 years old.
You can go 7 miles with a standard hoverboard. The top-rated gadget offers 10-15 miles per charge. Motor and battery make the super combination that plays an essential role in speed.
It can go uphill when it has a powerful battery and motor. The 8.5 inches tires are essential to go uphill. You need to load the minimum load to go uphill. The 18 degrees range is suitable for climbing.
The top-rated hoverboard goes up top the 10 to 15 mph in a single charge. Today, all gadgets come at high speed. You can buy a high-speed device at $300 to $2000 cost.
Many gadgets come in various sizes and shapes. The models vary from cost to cost. The most expensive devices are high-tech in nature.
Tomoloo V2 eagle, Epikgo classic series, Jetson V6 hoverboard, Lamborghini off-road, and Koowheel Hoverboards are the most expensive.
When the gadget is not up to mark according to safety measures, it catches fire. Its battery quality matters in hazards. Due to some battery issues, the gadget can catch fire.
Yes, the device is easy to ride. The thing that makes it difficult is its speed. The gadget at a slow pace offers more comfortable riding. When you increase the speed, it creates difficulty.
Many gadgets are available for adults. But HOVRZONE is mainly for adults. You can ride with a modest speed of 8 mph. Hoverboard weight limits up to 220 Lbs. It holds 11 miles range with a single charge.
Swagtron Swagboard T1 pro, Tomoloo fire Kylin Q2, Razor Hovertrax, Epikgo classic series, Gotrax Hoverfly ION, and Segway mini pro personal transportation are the safe and best hoverboard for kids.