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.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

This cool music science fair project idea has kids determine the effect of music on memory. Can music improve our cognitive abilities? Why or why not?

What kind of fabric holds dye best? How can you improve a dyed fabric's colorfastness? In this colorful project, test colorfastness using mordants and bleach.

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.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

Children use their design thinking skills and powers of observation to create and construct a bird nest.

Take a trip to the pet store and then make a scrapbook to help your kindergartener learn the difference between living and non living things!

Did you know magnifying glasses are magic? This hands-on activity has kids using magnifying glasses to engage with the world around them and look close to examine what they find.

Find out whether pacing in long-distance running actually acquires for drastic changes in finishing times versus running super-fast at the start.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Help children understand the power of germs and the importance of hand washing with this visual activity that introduces the concept of scientific inquiry.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

In this science fair project idea, kids make water dance on the surface of a hot pan with the Leidenfrost Effect.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

Plants help keep a house cool! This article includes step-by-step instructions for completing this fun and interesting science experiment.

Use an Elihu Thomson apparatus, also known as a ring launcher, to learn about electromagnetism concepts and the properties of various metals.

Here's a pressed leaf card project that puts science and writing together for your second grader.

This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.

Plants and light seem to be good buddies, but how far does the friendship really go?

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.

Explore concepts in current and coltage with these Van de Graaff generator experiments.

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.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.