Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

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

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

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

In this project children practice the scientific method while playing with puffy paint.

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

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

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

This play-activity causes young children to focus on and become more aware of their sense of hearing and the power of their ears.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

In this project, waves of vibrations are experimented with using water in glasses.

This science fair project idea investigates the difference in reaction times between boys and girls.

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

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.