Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

In this game, players will learn interesting facts about animal adaption and practice them using a fun matching card game!

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

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

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

This science fair project idea examines which type of insulation holds in the most heat.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Make sourdough bread...and learn some colonial history and modern science in the process!

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

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

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

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

The purpose of this science fair project is to build a basic radio.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

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

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

Construct and experiment with a periscope using reflected light rays to gather an image.

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

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.