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This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

Show your teen how to live green by transforming old CD cases into drawer dividers and help her get organized in the process.

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

Here's an adverb acting game that will have your child hungrily, unceasingly, enthusiastically learning!

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

This twist on the classic game of freeze tag spells fun for your fourth grader--and the whole family!

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Movement activities are crucial for developing minds and bodies. Animal movements, in particular, encourage children to think about their own body mechanics in comparison with animals they may have observed.

Encourage the brain-body connection in your child with movement games. This activity will decide who’s got the better moves, throughout the ages of music!

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

In this science fair project you will make a model of a cell membrane using very simple material.

Your fourth grader will gain valuable fraction practice as he mixes up a savory spice rub for your family's barbeque master!

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

Help your fourth grader affirm her place in the family and in the march of recent history with this family album project.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

In this activity, your child will use mindfulness to practice staying as still as they can. Then, during a freeze dance activity, they will pay attention to the constellation of sensations and feelings throughout parts of their bodies.

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

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

Most of us are familiar with haiku, but the tanka is an even older form of Japanese poetry. Learn to write a tanka poem with this activity.

What happens when colored beams of light mix? You might be surprised.

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.