Students learn about why different objects sink or float. Students learn about why different objects sink or float. Children will be encouraged to do an experiment at their home to test which ...

Build literacy skills while making predictions with this sink-or-float activity.

Some objects float in water and other sink. But did you know that you can change whether something floats or sinks by adding a substance to the water? Let's try it and see! Pour water into a cup until ...

In the " Sink or Float" YouTube game, Cookie Monster and his friend Emma ask for your help in testing whether five different objects will either sink or float in a tank of water.

Eggs are not always going to sink in a glass of water. Learn more about density with the ECHO Science Spotlight activity you can try at home!