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.

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

Find out which kind of bubble wrap fares best when put in impact.

This science fair project idea provides evidence that air is everywhere and takes up space.

This science fair project idea explores which fruit molds the fastest.

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

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

This science fair project idea explores whether color affects a person's emotional state.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

How do organic materials become soil? This science experiment measures what materials biodegrade.

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

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

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

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.