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

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

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

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

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

Help your child measure breezy weather in her environment by making a wind vane for kids, a simple version of the classic scientific measurement tool.

Help your child plant a "tea garden": a garden made of herbs for making teas.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

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.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

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

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.