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In this project students experiment with making music using only glasses of water.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

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

In this project children practice the scientific method while playing with puffy paint.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Find out whether a longer airplane will fly farther or a wider paper airplane.

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

Do you think heat can affect a plant's growth rate?

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Your child will create her own falling snowflakes using white paper and glue them over a tree, so it appears as if they are falling from the sky.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

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

Encourage local wildlife to settle down in your backyard with this adorable bird nest craft.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

Recreate the fantastic phenomena of solar eclipses with your child using just a flashlight, a quarter, and her very own face!

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

This project investigates the affect of storage temperature on microwave popcorn.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

This science fair project examines how seeds hitchhike on animals and clothing.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.