This science fair project idea explores whether talking to a plant will help it grow.

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

In this science fair project, students examine how the flow rate in a stream affects the growth of aquatic plants.

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

Free science fair project idea examining how different types of water affect plant germination and growth.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.

This science fair project idea investigates whether plants can survive being frozen.

Determine if certain colors of light are more effective for photosynthesis. Plant seeds in cardboard boxes with different light, record visible growth.

This science fair project idea determines if the color of light affects the growth of plants.

This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.