The objective of this experiment is to evaluate whether funny advertisements are more or less effective than serious advertisements.

Compare the whitening abilities of four different brands of whitening toothpaste to see which one whitens the fastest and which one whitens the most.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

In almost every preschool classroom is a sensory table. Learn how to make one at home!

When critters protect themselves by taking on the patterns of nature, it's called "camouflage." Play this camouflage matching game with your child!

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

In the mood for a bit of silly science? Help your child create a truly one-of-a-kind planter out of a potato head!

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

Help your little one figure out the differences between the worlds of air, land and water, a huge step in understanding how our environment works.

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

This project examines who can jump higher, boys or girls, younger people or older, and how these two factors, gender and age, interact with one another.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

This project determines how much the rebound rates of tennis balls change after ten games.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

Help your child build her very own science laboratory at home for experiments and science projects. This is a quick, easy, and fun educational tool!

This two-ingredient dough, sometimes called "moon sand," is a quick and cheap way to let kids explore their senses, build fine motor skills, and play.

This science fair project idea experiments with spinning color wheels and optical illusions.

In this activity your child will make a coiling snake out of simple household materials, and also find out why they coil.

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

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

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.