Examine the effect of pressure on carbonation in soda.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Who needs paint, glitter, or crayons when you have natural art supplies right outside your front door?

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

This science fair project idea identifies trees using a dichotomous key.

Your child can help your family pet take a breather, and help herself relax, too, with this soothing activity.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

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

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

The goal of this project is to create an exciting topographical map out of dough.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

This tricky building block challenge asks your learner to think creatively. They will work on their divergent thinking skills as they try to fill up an index card perfectly with building bricks.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

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.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

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