In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

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.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

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

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

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

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

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.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

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

In this project, sunlight is blocked from a leaf in order to see the affect that sunlight has on leaves.

Transform your uncomfortable wooden shoes into charming mini planters!

Create a brush pile to help wintering wildlife stay warm and cozy through the winter.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Instead of the traditional egg hunt, try this creative variation that will result in a beautiful Easter garden.

Make a planter full of delicious seasonings and classic grilling vegetables, great for a Fatherâs Day gift or a fun start-of-summer outdoor activity.

Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.

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

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.

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

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

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!

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.