How to Make an Axle for a Balloon Car

The video tutorial explains how to build wheels and axles for rubber band or balloon cars using various materials like CDs, bottle caps, straws, and skewers. It provides step-by-step instructions for assembling these components and encourages experimentation with different materials to find the best fit for your project.

What are some of the materials suggested for making wheels and axles for a rubber band or balloon car?

• Glass bottles and corks

• Metal rods and screws

• CDs, bottle caps, straws, and skewers

• Plastic bags and rubber bands

What is the first step in creating a wheel and axle using a straw, skewer, and bottle caps?

• Paint the bottle caps

• Attach the straw to the car body

• Cut the straw and skewer to the desired length

• Glue the bottle caps together

How can you ensure that the axles spin freely without getting stuck?

• Attach the axles with nails

• Use a lubricant on the axles

• Make sure the axles are not too tight

• Use rubber bands to hold the axles

What is a suggested method for centering a CD on an axle?

• Use a rubber band to hold it in place

• Poke a pencil or skewer through a sponge or modeling clay

• Glue the CD directly to the axle

• Use a metal washer to balance it

What is encouraged at the end of the tutorial for building a rubber band or balloon car?

• Avoid using any glue or tape

• Use only CDs for wheels

• Experiment with different materials to find what works best

• Follow the instructions exactly as given