Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

This science fair project idea demonstrates how our fingers prune when in water.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

This science fair project idea investigates how different disinfectants work in killing germs.

This science fair project examines discover whether different formations of deodorant works better for certain skin types.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

Check out this fun science fair project idea to explore the process of diffusion in a cell and learn the difference between osmosis and diffusion.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

Help young learners discover why catÃs eyes glow in the dark with this simple experiment

Research camouflage products and techniques, test quality by timing volunteers. Calculate the average length of time to recognize the subject.

Demonstrate how we are able to locate sounds, echolocation. Have a blindfolded subject locate you by the sound of your clapping.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

What do you get when you combine science and fairies? Fairy scientists who make their own potion, of course! This activity promotes critical thinking skills as your child mixes, experiments, and creates their very own fairy potions.

Check out this cool science fair project idea on spectrum spinners and investigate how certain color combination can produce other colors.

Help your kindergartener expand social studies and science work while creating this lovely bag clip for the holidays.

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

Science fair project which uses a camera to observe the surface of a balloon in the moment of its explosion.

In this experiment, students create music with subliminal messaging to try to influence people's decision-making.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

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

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Check out this cool and free middle school science fair project idea on how to make a solar oven.

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

With a clear bottle and a few plastic straws, you can easily make a hummingbird feeder and demonstrate the effects of atmospheric pressure at the same time!

This free science fair project explores the "dirty" relationship between the presence of organic material in soil and water absorbency.