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.

Use natural materials to try out a new kind of weaving. Your child will enjoy gathering their materials outside and then using them to create a piece of art!

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

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

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

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

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

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.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

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.

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

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.