This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

This costume wig is a simple craft that will result in a great item for Halloween, dress up, or pretend play. Make a yarn costume wig with your child.

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.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

Here's a fun activity that will have your child deciphering directions for sandwich making, and learning about sequence along the way!

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

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.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

Cool down this summer and stay active, too, with a wet clothes relay! 

This Thanksgiving cornucopia activity will give you a nice homemade table decoration and will give your child a festive reason to read, write, and be thankful.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

Invite your child to craft dream cloud magnets to display their hopes and visions for the future!

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Your child can turn dinner into a flavorful adventure that transports the entire family to a land far away with some quick and easy Thai peanut noodles.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

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 celebration of Earth Day, help your fifth grader write a poem from the Earth to its inhabitants.

Nothing warms a wintry afternoon like a warm bowl of soup - especially when it's homemade!

Your child can be Santa's Helper this year by making a Christmas card and a paper poinsettia for someone in her life who may get overlooked this year.

Here's an activity that has your teenager or child upcycling empty cereal boxes to create a handy, one-of-a-kind notebook holder to keep her space organized.

Your child can transform plain yogurt into a healthy and tasty treat the whole family will love! She'll learn more about baking as well as how yogurt is made.

Demonstrate how to tell the age of an egg without having to crack it open.

Children reflect on ways they have cared for themselves, others, and the Earth before building a garden to share beauty with others in their community.

Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.

Use this great no-bake recipe to save energy and keep cool.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.