Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!

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

Satisfy your kindergartener's fascination of different sounds with this easy science project, where they'll use their ears instead of their eyes to identify sounds!

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

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 air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

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.

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Help your young learner discover why the insects that a spider eats stick to its web but the spider doesn't.

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

Children learn the six parts of a plant...but do they really understand? Try this plant-themed meal plan to bring school science into the home.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

What's a crater, and how does it happen? Here's a kindergarten experiment with safe, nontoxic ingredients.

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

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

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

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.