Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

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.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Plants and light seem to be good buddies, but how far does the friendship really go?

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

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

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

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

This science fair project idea explores whether talking to a plant will help it grow.

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

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

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