In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

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

Word color association is just a fancy way to talk about the way we connect colors with words.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

This science fair project idea deals with the qualities of shade on a sunny day.

In this project, waves of vibrations are experimented with using water in glasses.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

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

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

This science fair project idea determines if family members can recognize one another using only the sense of smell.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.