In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Study science with your first grader in this arts and crafts activity that models the reason why fall leaves change color with some paint and crayons.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

This fall, make a leaf crown that will encourage creative play and your child's interest in the natural world while you help them build fine motor skills.

In this science fair project, young children notice and track changes in trees throughout the year.

Teach your little scientist about the amazing powers of gravity by comparing the falling speeds of two yummy fruits

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Ignite your kindergartener's love of adventure and learning with an imaginary trip under the sea.

When critters protect themselves by taking on the patterns of nature, it's called "camouflage." Play this camouflage matching game with your child!

This science fair project teaches students about wilting and browning of salad greens.

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Using a toy race car kids create a visual model of the Doppler Effect.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.

Put an oatmeal box, a flashlight, and some construction paper together and you have the makings of an incredibly cool bedroom planetarium!

This plaster fossil activity is a fun supplement to preschool science. Use plaster to make imprints of your child's handprints, footprints and other objects!

First graders are learning basic addition and subtraction math facts. Practice in the sandbox with this fun outdoor math activity!

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

How much water comes out of snow? Explore this timely question with your kindergarten scientist with this easy winter experiment.

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.