From their sweat to the water vapor in their breath, astronauts recycle every possible drop of water while in space. After watching a short video describing the different ways materials are recycled and reused in space...

Join the tree house detectives in learning about the processes of the water cycle, water conservation, water treatment, and water as a limited resource.

In this science worksheet, students test the quality of water taken from a local source and test it in a lab for the ingredients present.

In this water quality sampling worksheet, students organize and analyze their data from samples they have collected. After analyzing based on 9 guide questions, they complete 18 short answer questions about fish, benthic, and plant...

There has been a huge solar energy spill! Let's go outside to play in it. This lesson includes multiple experiments showcasing solar and wind energies. Scholars build a solar heater and an anemometer before testing the results. The...

Systematically diluting a full-strength sample of food coloring is meant to help earth scientists understand concentration in parts per million. While they will enjoy the lab exercise, it might be a challenge to help them relate it to...

Economic pressures to produce and harvest in order to meet consumer needs is a very real issue. In small groups, the class uses three guiding questions to research the pressures on tomato growers to harvest at a level that meets the...