Balloon Hovercraft Kit for Kids - Air Pressure Thrust STEM Project
The Balloon Hovercraft Kit — Glide into Air Pressure and Thrust Science
Every part needed, pre-tested for compatibility, with an AI build companion trained on this exact project. Shipped from Bengaluru in 3-5 days.
With just a balloon, an old CD, and a bottle cap, your child transforms ordinary objects into a frictionless hovercraft that glides across smooth surfaces, revealing the invisible forces of air pressure and thrust in the most playful way. No circuits, no coding — just pure, mechanical curiosity that answers the question: “How do things float on air?”
What You'll Build
A balloon-powered CD hovercraft that floats on a thin film of air, demonstrating how air pressure can lift and move objects. Once assembled, kids can experiment with different surfaces and balloon inflation levels to see how thrust and friction affect motion — every test becomes a mini science workshop on the living room floor.
What You'll Learn
- How trapped air creates a lift cushion to dramatically reduce friction
- The concept of thrust as escaping air pushes the hovercraft forward
- Fine-motor precision while sealing the cap and attaching the balloon
- Observation and prediction skills by changing one variable at a time
Kit Contents
| Component | Quantity |
|---|---|
| Old CD | 1 |
| Balloon | 5 |
| Sports Cap from Water Bottle | 1 |
| Adhesive Putty | 1 |
Why Buy This Kit Instead of Sourcing Parts Separately
| Factor | Sourcing Separately | Compoden Kit |
|---|---|---|
| Compatibility checks | You verify every part | Pre-tested as a system |
| Build support | Forums and scattered tutorials | AI companion trained on this exact project |
| Time to first working build | Days of debugging | Hours, with step-by-step guidance |
| Shipping coordination | Multiple sellers, multiple delays | One shipment from Bengaluru in 3-5 days |
Who This Kit Is For
Perfect for curious 6-8 year olds and parents seeking engaging weekend projects. Ideal for introducing basic physics in CBSE Class 1-3 at-home experiments, ATL junior tinkering corners, or simply rainy-day fun that sparks a love for science. The low-stakes construction and immediate visible outcome make it especially popular in early STEM clubs and home-schooling setups across India.
Built and Backed by Compoden
Every Compoden kit ships with an AI build companion trained on this exact project — accessible via a QR code on the box, with WhatsApp and email backup. We've spent 10 years building projects for makers, schools, and institutions across India. If a part fails because of a manufacturing defect, replace it free within 7 days.
What if I get stuck during the build?
Open the AI companion via the QR code for instant visual guidance, or send us a WhatsApp message — we’ll talk you through the exact step that’s tricky.
Does the hovercraft work on carpet?
The hovercraft needs a smooth, hard surface like a floor, tabletop, or tile. Air can’t form a stable cushion on deep carpet fibers, but a low-pile mat or wooden floor works wonderfully.
Can I reuse the kit after the balloons are used up?
Yes! The kit includes 5 balloons, and you can replace them with any standard party balloon later. The CD, cap, and putty are reusable indefinitely.
Is adult supervision required for a 6-year-old?
We recommend an adult handle the adhesive putty (it’s non-toxic but firm) and assist with balloon knotting the first time. The assembly itself is designed for small hands with a grown-up nearby.
Balloon air powers a CD hovercraft that glides on a smooth surface — teaches air pressure and thrust with no circuits.
What's in this kit
- Old CD
- Balloon x5
- Sports Cap from Water Bottle
- Adhesive Putty
Ask Soldr above what you can build with this — it knows every Compoden kit this part appears in.
Shipping Information
- Prepaid Orders: ₹75 for orders up to ₹999, FREE shipping above ₹999
- COD Orders: ₹125 shipping + ₹50 COD fee = ₹175 total
- Delivery Timeline: Dispatch in 1-2 days, delivery in 2-7 days depending on location
Returns & Warranty
- 7-Day Return: Manufacturing defects only (approval required)
- Warranty: 7 days from delivery
- Non-Returnable: Batteries, consumables, cut wires, clearance items