This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

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

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

This science fair project idea explores whether color affects a person's emotional state.

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

In this science fair project, students create their own miniature salt flats at home.

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

This science fair project idea investigates how magnetism can defy the force of gravity.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

Find out which type of sponge holds the most water.

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

This science fair project will help students learn about non-vascular plants, such as mosses.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

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

In this fun experiment, we'll find out how color affects heat absorption!

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

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.

Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

Discover which fabrics shrink the most in the wash and why.

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

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

Science fair project that determines whether mass and weight are the same or different.