Science fair project that helps you create your own compost pile in order to test the efficiency of different methods of composting.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

Here's how you and your teen can stage your own formal debateâbeyond arguing why chores are unethical! Formal debates improve teens' critical thinking skills.

Try this activity with your child to explore what happens to rain (and the living things that need it) when it becomes polluted.

Test your skills as a weather forecaster, and learn some science terms on the way!

Want to get your bookworm interested in science? Check out this cool activity that teaches kids how to write science fiction!

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

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.

This science project challenges students to take learned information about weather and climate control and apply it to come up with creative ideas of their own.

In this science fair project, students make their own rain gauge to measure rainfall.

Here's a guide to starting a community clean-up project from scratch.