Need an instant toy boat for your swimming time?? Here it is!
Step 1: Boat Body
Find a super market food tray, make a hole like this pic.
Step 2: Boat Engine
A balloon, a hard plastic tube, and a rubber band ..
Step 3: Assemble Your Hoemmade Toy Boat
Please check out the clip to see how interesting you homemade toy boat work with very high speed and funny just-like-real sound