Your child grows a green thumb and flowers with this seed planting activity that also celebrates the 100th day of school!

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Children learn the six parts of a plant...but do they really understand? Try this plant-themed meal plan to bring school science into the home.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

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

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

In this experiment we will be determining whether birds prefer certain colors of seed.

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

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

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

This project compares the strength of one, two, and three-ply toilet paper.

In this science fair project, students use the streak test to tell minerals apart from each other.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

In this project students experiment with making music using only glasses of water.

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

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

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

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

Do different types of oil mix or stack? Find out in this science fair project idea!

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.