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!

Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

This science fair project idea determines exactly how much of an effect road grade has upon a cyclistâs speed.

This experiment evaluates whether there is a relationship between grade point average (GPA) and dating status.

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

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

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

Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

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

In first grade, children are introduced to fractions. Here's a recipe that combines fraction practice with winter fun and lets kids actually paint the snow!

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

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

Water can go from solid to liquid to gas...but how does popcorn go from kernel to snack? Invite your first grade scientist to find out.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

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

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.