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

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

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

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

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!

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

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

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

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.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

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

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.

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

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

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.

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.

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

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

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

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

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

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

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

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

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!