This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

This project compares the strength of one, two, and three-ply toilet paper.

In this investigation, three different juices are tested to determine which juice contains the greatest amount of vitamin C.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.