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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.

How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

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

In this science fair project, young children discover what happens when two fluids that have different densities get together.

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

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.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

This surprisingly good glue recipe comes from common kitchen items.

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

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

Introduce your child to the wonders of colorful chemistry with this simple food coloring project.

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

Before your treat your child (and yourself!) to a yummy snack, help her learn a little about Sir Isaac Newton's First Law of Motion!

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.