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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.

Reuse and recycle cardboard tubes to make spooky spiders, kooky caterpillars, wacky worms, and more.

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

Want to help make studying the nervous system a little more fun? This thinking cap is a great way to learn external human brain anatomy.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

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

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.

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

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!

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

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

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.

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.

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!

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

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

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

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

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

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.

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!

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

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

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!

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Nature is the greatest teacher, and you can help facilitate the lesson! Here's how to create a supply backpack to get your kid ready for science action!

Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.

Boys might wrinkle their noses at the thought of gardening, but we guarantee they'll like this activity! Make a recycled terrarium full of bug-eating plants.