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

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

This science fair project teaches students about wilting and browning of salad greens.

In this project children practice the scientific method while playing with puffy paint.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

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

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

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

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

This science fair project idea explores the egg's thin membrane.

This science fair project idea examines which type of insulation holds in the most heat.

This science fair project idea determines what household items are good conductors of electricity.

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.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

This project determines what category of person is most likely to be ticklish.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

Have your child kick off their summer vacation by making a miniature water slide!

Cleaning can be a chore, but not with this sudsy experiment!

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

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

In this design challenge, your child will make a bottle rocket using typical household items.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

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