Science can be quite tasty. A delectable unit from NASA shows learners why it's important to consider food, nutrition, and health in space. Four lessons explore the idea in great depth, including testing cookie recipes. Along the way,...

Young scientists compile everything they have learned into a report in the fifth and final lesson in a unit on the visible light spectrum. Access to photos from observatories, telescopes, and satellites allows learners to compare...

Students travel down the Nile River to survey ancient Egypt in this unit of nine lessons. Data about pharaohs, hieroglyphics, growing crops, pyramids, the geography, and the sacred rituals are explored in this unit.