Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

Science fair project that determines whether mass and weight are the same or different.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

Learn all about balance and motion as your child designs a corn maze!

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

In this science fair project, students create their own miniature salt flats at home.

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

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

In this science project, the center of gravity is explored.

In this project, waves of vibrations are experimented with using water in glasses.

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

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

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

Some fossils have been been preserved for billions of years! Help your kid understand how fossils are created and preserved with this crafty project.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Science fair project that examines condensation and the conditions needed in order for dew to form.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

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