This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

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

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!

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

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

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

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

Help your child build her very own science laboratory at home for experiments and science projects. This is a quick, easy, and fun educational tool!

This science fair project idea experiments with spinning color wheels and optical illusions.

In this activity your child will make a coiling snake out of simple household materials, and also find out why they coil.

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.

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

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

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

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.

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

The fish most kids see is usually filleted, and it's hard to see how it came from a lake or sea. This cool gyotaku activity blends life science with art!

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

Make sourdough bread...and learn some colonial history and modern science in the process!

Combine science with reading and art to help your first grader create an attractive holiday gift for a beloved friend or relative.