The feedback mechanisms of metabolism of a variety of substances in the human body. Carbohydrates, lipids, amino acids, and their derivatives are explained. The biochemistry required to explain the metabolic balance and feedback controls...

Navigate the world of orienteering in an informative interactive. Earth science scholars learn practical direction skills, such as proper polar coordinates and pairing compasses with maps. The interactive map allows them to practice...

To what degree do learners understand coordinates? Get them some practice in Yosemite National Park in a simple, fun interactive. Pupils explore a map and locate coordinates of popular sights within the park, then answer questions...

A five-lesson unit challenges teams to design a complex to allow people to colonize the Moon. The teams first work in order to understand the challenge before becoming experts. Expert teams learn about different aspects needed to survive...

Students study earthquakes, monitor seismic activity using the Web, and plot real-time activity. They examine movement of the Earth's tectonic plates. They create an earthquake preparedness project.

Middle schoolers participate in the production of a play that highlights the direct linkage between storm drains and natural river, stream, or creek ecosystems. They explore their thoughts, feelings, and actions through dramatic...

Students examine human anatomy with a focus on the knee joint. In groups, they research the chemical makeup of human bones and explain the different types of joints found in the body. To end the lesson plan, they identify the other...

Fourth graders practice interviewing professionals in their area about their careers at a local watershed. They identify at least three careers that depend on the watershed and discuss its history. They write a composition to end the...

Young scholars investigate the eastern massasauga rattlesnake's habitat. They examine how the habitat allows the snake to survive by completing a variety of activities.