🎢 ComeBack Coaster – DIY Rubber Band Powered Science Kit for Kids!

Watch it roll and then come back!
The ComeBack Coaster is a hands-on science kit that lets children build a simple machine that moves with stored rubber band energy. It’s perfect for learning physics in a fun, engaging way!

🔍 What is ComeBack Coaster?

A DIY project where kids build a two-wheeled coaster connected with straws and powered by a stretched rubber band. Add a small weight in the center, wind it up, and watch it roll away and return – showing energy conversion in action!

🔧 What’s Inside the Kit?

• 2 Laser-cut wheels
• 4 Plastic straws (axle connectors)
• Rubber bands
• A small nut (mass for energy storage)
• Assembly guide
• STEM activity sheet

👩‍🔬 Key Learning Concepts:

• Potential and kinetic energy
• Elastic force and tension
• Simple machines
• Hands-on engineering

👧👦 Recommended Age:

7 to 10 years – great for school workshops, STEM camps, and take-home science fun.

💚 Why Kids and Educators Love It:

✅ Simple to build
✅ Demonstrates science in motion
✅ Encourages curiosity and exploration
✅ 100% screen-free educational play
✅ Made by Pakistan Science Club

🛍️ Let the Coaster Roll!

Get your ComeBack Coaster kit today and introduce your kids to science the fun way!