Complete teacher narrative and presentation slides for teaching about Earth's water make up the bulk of this lesson. Embedded within the slide show, you will find videos about the water cycle, keeping track of the limited supply of fresh...

Students examine the roles of the immune system in keeping the body healthy. They see how engineers contribute to this process by creating antibiotics, and vaccinations. They discuss how an astronauts' immune system may be suppressed...

Forget your local meteorologist — build your own barometer and keep track of the weather with an activity that provides directions to build a barometer out of a narrow necked bottle, a glass, and some water. Using their barometer,...

Students decipher landforms on a map and corresponding satellite imagery. They consider the impact of pollution on agriculture and water. They draw diagrams demonstrating how pollution works its way into the food source.

Young scholars explore coral reef ecosystems.  In this ecosystems science lesson, students research coral reef ecosystems to determine the major functions the participating organisms must perform.  Young scholars construct a...