The purpose of this science project is to determine which stimulus, gravity or water, will cause the greatest growth response in a plant.

Transform your uncomfortable wooden shoes into charming mini planters!

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.

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

Teach your child golf without the clubs! Introduce her to Pebble Golf, a fun beach game and a great way to develop her depth perception.

It's a rare kid who doesn't like a sandbox. Next time you're out digging, build in some earth science, too.

Your child will need to combine his sporty hand-eye coordination skills with his math skills to become the bullseye king.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

This science fair project idea researches the definition of ‘biodegradable’ and explores this in a real-life setting.

Making decorative pottery is a great way to experiment with making patterns and texture on a traditionally smooth surface.

This science fair project idea uses the process of chemical weathering to change a mineral.

Children build a "Loving Kindness Garden" to represent what they have learned about love, mindfulness, and caring for others in community.

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

Here's a way to make history both interesting and relevant: design a garden using plants that were used by people in colonial times!

Jazz up your patio or backyard with hip and quirky planters made from simple Mason jars.

Observe if dissolved aspirin will help plants grow healthier and faster in this science fair project idea.

Want to build some homemade instruments? These maracas make a racket, and they couldn't be easier to make...

The goal of this middle school science fair project is to examine the effect of caffeine on plant growth.

Kids grow grass in homemade eggshell planters in this unique middle school arts and crafts activity. Makes a great gift for Easter.

How does light affect plant growth? Do different colors of light work better than others? Find out in this classic science fair project idea.

Here's a great early reading and science activity for curious children. Learn how to plant your child's name in seeds for a growing writing activity!

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Children will practice mindfulness through a short guided practice, reflect on the practices that support peace, and then will build a "peace garden."

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

Grow these wheatgrass and alfalfa friends and watch their hair spring up in just a couple days!

Find out whether packaged seeds actually do expire in this new science fair project idea.