In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Boys might wrinkle their noses at the thought of gardening, but we guarantee they'll like this activity! Make a recycled terrarium full of bug-eating plants.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

Make a spring collage with your child to get them outside and those creative juices flowing!

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.