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Science fair project that determines the effect of concentrated mental effort on physical performance levels.

Start your toy engines -- this is going to be a fast and friction-filled race!

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

Boiling water in a paper cup is possible because of convection and the thermal properties of water and paper. Learn how with this fun science fair project idea.

By dropping a magnet through a copper tube, kids observe the cool (and bizarre) braking effect produced by the eddy currents predicted by Lenz's law.

This craft is an excellent way to learn about African-American history, and it also provides fine motor practice.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

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.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

This science fair project idea determines the probability of a coin landing heads or tails.

Explore the role of starches as thickening agents in food, and learn about the chemical properties of starch in the process.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

In this cool psychology experiment, study how companies air commercials to strategically advertise to viewers who will buy their products.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Learn whether dark green and leafy veggies tend to have a higher Vitamin C content than lighter green varieties.

Which do you prefer: real or artificial? Try this sweet little taste experiment to help your kids develop a better awareness of the food they consume.

In this project students determine which instruments composers use to create birdsongs and birdcalls in classical music.

In this cool elementary school science fair project idea make a model to learn what happens to the Earth's surface when ice moves over land.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

Investigate the kinds of memories we tend to store and the emotions we store with them. Determine if memories have a strong emotional component.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

In this activity, your kid will watch coal turn into crystals right before her very eyes, and learn some science along the way!

Find out whether putting something on top of a plant will inhibit its growth.

Science fair project that guides you through how to test the humidity in the environment using a homemade psychrometer.