This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

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.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

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!