A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

Create homemade seed packets with your kids. This activity combines your kids' love of science and the outdoors with a little writing and drawing fun.

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.

This science fair project compares the allelopathic chemical produced by the Black Walnut tree to a commercial herbicide in stopping the growth of a shrub.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

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

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

This science project is to discover which Black Walnut tree tissue contains the most concentrated amount of Juglone, a substance that works like an herbicide.

Using scherenschnitte, your science-savvy second grader will be able to create and display each part of a vegetable!

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

This science fair project examines how seeds hitchhike on animals and clothing.

Science fair project that tests whether cats have a preference for organic food.

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

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

Help your kindergartener identify and sort eight different kinds of common seeds on this "seed wheel" plate you can use all growing season.

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

Explore the role of starches as thickening agents in food, and learn about the chemical properties of starch in the process.

Create an organic plastic product using vinegar and cream. Track decomposition over course of several weeks. Compare decomposition with traditional plastics.

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

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

This science fair project idea explores what it takes to create a biosphere, or a self-sustaining ecosystem.

This science fair project idea compares biodiversity between drops of water.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

Kids conduct a simple science experiment to see if seeds can grow without soil in this simple kindergarten science activity.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?