Soap Powered Boat

Materials

A Piece of foam or non-corrugated cardboard

A toothpick

A tray filled with water

Liquid Soap

Instructions

Cut your piece of foam or cardboard like below.

https://sciencebob.com/wp-content/uploads/2015/03/soapboat11.png

Dip the toothpick in the soap and use it to put the soap on the sides of the notch at the back of the boat. Then put the boat in the water and ENJOY!!

🙂