Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

In this game, players will learn interesting facts about animal adaption and practice them using a fun matching card game!

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

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

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.