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

This science fair project idea investigates whether rocks containing geodes can be determined from the outside.

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

Examine the presence of seeds in open fields. Collect seeds on socks by walking through open fields of grass or other growth. Germinate seeds on socks

Learn how to make a periscope with this cool engineering science fair project idea, and learn about optics to learn how a periscope works.

This science fair project idea demonstrates sonar mapping of the ocean floor.

Make a wish upon a tree with this craft that also helps your child learn more about Chinese culture.

Build a bird feeder science craft that brings birds to your yard, and a smile to the whole family's face.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Check out this hot project idea to culture bacteria and determine if the claims about the anti-bacterial properties of curry and cinnamon are true.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

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

Science fair project that creates a pamphlet to help others learn about Epilepsy, its causes, symptoms and treatments.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

In this middle school activity, your child will learn how to press plants and create her very own herbarium, or plant library! Here's how:

This science fair project examines how seeds hitchhike on animals and clothing.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Children learn the six parts of a plant...but do they really understand? Try this plant-themed meal plan to bring school science into the home.

How much water comes out of snow? Explore this timely question with your kindergarten scientist with this easy winter experiment.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.

Try this activity with your child to explore what happens to rain (and the living things that need it) when it becomes polluted.

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

Take the plunge into handcrafting with this neat and tidy soap recipe. Here's how to create your own personalized soap.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.