How do organic materials become soil? This science experiment measures what materials biodegrade.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

Explore if planting seeds in a certain direction will affect how fast it germinates.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

This science fair project teaches students about wilting and browning of salad greens.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

In this experiment we will be determining whether birds prefer certain colors of seed.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

An home science experiment for older students that teaches about the science behind heat.

Looking for a fun summer adventure? Learn what it was like to be a prospector during the California Gold Rush by panning for gold in a local creek.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.