This science fair project explores how osmotic pressure forces water through the root up into the plant.

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

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

This science fair project idea demonstrates that plants give off water.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Encourage your child to take ownership of a plant by creating a care plan and following it over the course of a couple of weeks.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

This science fair project will help students learn about non-vascular plants, such as mosses.

Explore if planting seeds in a certain direction will affect how fast it germinates.

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

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

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

This science fair project teaches students the differences between fruits and vegetables.

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

Test whether plants can grow without sunlight and water.

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

Create a face of a person or animal on a small terra cotta flower pot and grow herbs or a flowered plant for their hair! As the herbs grow, the hair grows.

Do you think heat can affect a plant's growth rate?

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

This science fair project idea investigates the hardness property of minerals.

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