A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

This experiment tests which gender is better at catching how a magician performs his tricks.

This simple experiment serves as an introduction to the greenhouse effect.

This science fair project idea examines whether boys and girls differ in reflexes.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

The next time you and your fifth grader go on a hike, take along this key to figure out which common North American animal left a track along the river bank.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.