An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

Teach your child how butter is created by shaking up cream the old-fashioned way.

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

Introduce your child to the amazing, almost magical phenomenon of static electricity!

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

In this fun activity, your child will create their very own solar oven to bake s'mores!

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

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

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

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.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

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.

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

What happens when colored beams of light mix? You might be surprised.

This science fair project idea explores whether talking to a plant will help it grow.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

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

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.