This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

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

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

This science fair project investigates why the number of visible stars changes from place to place.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

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

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

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

Learn about this simple machine and make a pulley of your own to use for fun science trials.

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.

Challenge your learner to design and build a city of their own in this creative engineering activity.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

Could there be toxic chemicals lurking in the cupboards and closets of your home?

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

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

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.