Make Your Own Easy String Shooter

This is an easy gadget that can teach you some laws of physics while having fun only using 9 components

AND 5 EASY STEPS

*2 motor(normal hobby motors)

*a lithium ion battery 3.7v

*plywood board

*2 toy tires

*tube of a bicycle

*a switch

*wires

*copper wire

*nylon string

First take the tires and paste the bicycle tube for the grip.

Then keep it on the plywood so you can draw a sketch as following.

Fix the motors to the flywood as following.

Then do the connection according to the diagram.

Finally bend the copperwire as mentioned in the video above and paste it as following.

For the final steps watch the above video so you can get a clear idea accordingly

Thank you "Creative Fest" for helping me.