Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

Find out whether putting something on top of a plant will inhibit its growth.

This science fair project idea explores the different properties of matter.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

This easy at-home experiment is a great way to "see" science.

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

In this activity, students will create a stop motion animation by creating a clay figure and taking a series of digital photographs.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Bring the fun of gardening indoors! By stuffing a simple pair of pantyhose with a few grass seeds on top, your child can grow her very own plant pet.

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

This science fair project idea determines what household items are good conductors of electricity.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

This science experiment has students test whether a snail moves faster on concrete or dirt.

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

In this project, you will observe and record changes in sunspots over two weeks.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?