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Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

This experiment investigates whether font choice affects peoplesâ ability to remember the information that they read.

Determine the growth rates of different types of human hair. Ask volunteers to not cut their hair until the end of experiment. Measure hair length.

This experiment investigates whether the primacy effect is observed more frequently in specific populations of people.

Checkerboard play challenges students to use spatial reasoning and computational thinking.

The weather is a key kindergarten science concept. With this activity your child will learn about wind direction and create a self portrait, too!

Demonstrate and explain holographic technology. Determine if a holographic image of a magnifier still magnifies the object beneath it. Explain the effect.

Design and build a balloon rocket from an existing design. Think of the ways in which existing designs can be improved, new practical applications

This experiment will explore if and where fractals can be found in the natural world.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

This science fair project idea tests the efficacy of both synthetic and natural antibiotics.

This science fair project idea models industrial oil spills and determines if they have an impact on wildlife living beneath the surface of the water.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Make sourdough bread...and learn some colonial history and modern science in the process!

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Do you think heat can affect a plant's growth rate?

Cleaning can be a chore, but not with this sudsy experiment!

Science fair project that examines how light wavelengths affect photosynthesis in the aquatic plant: Elodea.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

Assess physical and mental states of subject before and after drinking coffee. Compare initial expectations with their reported conditions.

The goal of this science fair project is to demonstrate the effects of oxidation by writing a message in invisible ink made from lemon juice.