Word color association is just a fancy way to talk about the way we connect colors with words.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

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

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!

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

This project examines whether people's taste perception is influenced by what they see.

Come take off your shoes and explore with your feet. Your child will embark on a barefoot adventure as he plays with different textures.

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!

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

This activity allows your kindergartener to translate what they observe into a beautiful poem.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

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

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.

Help your child get to know the least-appreciated of the five senses, the sense of smell, with a smelling station.

Bring the fun of gardening indoors! By stuffing a simple pair of pantyhose with a few grass seeds on top, your child can grow her very own plant pet.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

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

Using scherenschnitte, your science-savvy second grader will be able to create and display each part of a vegetable!

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

Here's a simple craft activity that can help your youngster better visualize the life cycle of a frog as a circle.

Help your child add some flair to the family garden with pencil pinwheels!

Make a wish upon a tree with this craft that also helps your child learn more about Chinese culture.

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

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.

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

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

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.