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This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

People have favorite flavors, but what about ants? Which ant food is the most popular?

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?