This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

Who needs paint, glitter, or crayons when you have natural art supplies right outside your front door?

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

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

Discover whether cold or hot water from the faucet will boil faster on the stove.

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.

This science project teaches students to classify different shapes of leaves.

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.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

Start your toy engines -- this is going to be a fast and friction-filled race!

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Looking for a fun summer adventure? Learn what it was like to be a prospector during the California Gold Rush by panning for gold in a local creek.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

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

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

In this project children practice the scientific method while playing with puffy paint.

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

This tricky building block challenge asks your learner to think creatively. They will work on their divergent thinking skills as they try to fill up an index card perfectly with building bricks.

Bring a little science to your third grader's Christmas as you test out his sense of smell by exposing him to common Christmas scents found in your kitchen.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.