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This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

This project explores ways to prevent static electrical shocks.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

People have favorite flavors, but what about ants? Which ant food is the most popular?

Help your child celebrate the summer and the sun by making a sandy seascape.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

This activity allows your kindergartener to translate what they observe into a beautiful poem.

Kindergarten algebra is a lot different than high school. In kindergarten math, algebra means grouping like things, or noticing what doesn't belong in a set.

Get your child outside to observe the clouds, and get a fun exercise in science, writing, and arts and crafts! Here's how.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

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

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

Here's a pressed leaf card project that puts science and writing together for your second grader.

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

This simple experiment serves as an introduction to the greenhouse effect.

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!

In first grade, children are introduced to fractions. Here's a recipe that combines fraction practice with winter fun and lets kids actually paint the snow!

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

The fish most kids see is usually filleted, and it's hard to see how it came from a lake or sea. This cool gyotaku activity blends life science with art!

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.