Fill two wide cups about 2/3 full of hot tap water. Quickly place a tall clear plastic cup over each of the cups. Place a piece of ice on the top of one of the cups and wait about 2-3 minutes. After ...

Pour room temperature water into a taller clear plastic cup until it is about ¾-full ... Since hot water is less dense, it floats on the room temperature water. Fill one jar completely to the brim ...

Cup stacking is just one of the entertaining games that kids can play with simple plastic cups. Discover other plastic cup activities to try with your kids.

Yatman preached a " Cup Sermon " this morning in the Young People's Temple before a large audience. On a small table by his side stood a large glass jar filled with water. It was placed in a pan ...