This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

Test your friends to find out if you can replicate the placebo effect's incredible results.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

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

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

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

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

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

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

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!

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

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

This science fair project will help students learn about non-vascular plants, such as mosses.

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

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

This science fair project idea investigates if fats add to the flavor of food.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

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?

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

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

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

This project determines what category of person is most likely to be ticklish.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

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