In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

Build a bird feeder science craft that brings birds to your yard, and a smile to the whole family's face.

Make your own greenhouse - out of a balloon! Your child will learn how greenhouses work as they plant radish seeds and watch them grow.

In this activity, your child will be challenged to make a tower using paper cups.

Learn how different types of soil affect how animal tracks form in this experiment!

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

Give your science savvy kindergarten a lesson in plant science with this fun carnation experiment.

Do this activity to help your kids see how seeds contain "baby" versions of big plant stems, roots, and leaves.

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

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

Let your kid experiment with textures among fabric and other materials that are smooth, rough, soft, or slippery—and then they'll make a texture book!

Help your kindergartener expand social studies and science work while creating this lovely bag clip for the holidays.

This quick and simple preschool mirror activity will introduce your child to the science of reflection and light with a flashlight experiment and picture game.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

Help your child create a written message and practice their letters using sticks they find in nature. Here's how to get started.

Help your child make a beautiful homemade sandcastle that will last!

Make a kindergarten "discovery table" that reinforces both science and writing skills. Here's how:

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!

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

Is that seed alive or not? Here's an exciting way for kindergarteners to make a seed museum that your child can watch, using simple household materials.

Make "fossils" with your child to hide in the sandbox or at the park or the beach, to help your child explore his archaeological side.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!