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This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

This project examines whether people's taste perception is influenced by what they see.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

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.

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

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

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

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

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

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Determine whether butterflies like to drink sugar water, salt water, or plain water.

This science fair project examines how seeds hitchhike on animals and clothing.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

This science fair project idea explores alcoholic fermentation at work by making your own soda.

Construct batteries that make electricity from fruits with this fun science fair project.

In this fun activity, your child will create their very own solar oven to bake s'mores!

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.