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

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

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

An home science experiment for older students that teaches about the science behind heat.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

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

Try this chemistry experiment with your curious kid and get some "shocking" results!

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

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.

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

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

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

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

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

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

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

Making your own glass cleaner is easy, effective and inexpensive!

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

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

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

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