FLOW is a comprehensive curriculum about the Great Lakes ecosystem. Lessons are geared toward educators who teach upper elementary and middle school students. Each lesson is aligned with national and state curriculum standards for science and social studies and features a hands-on classroom activity. Lessons cover topics such as: food webs, nonindigenous species, watersheds, water quality, fish identification, ... Full description.

Four teaching units show how NASA satellites measure ocean productivity. Topics cover: marine food web from producers to consumers and decomposers; phytoplankton diversity, classification and adaptations; studying photosynthesis with technology, from microscopes to satellites; and biology of algal blooms. Units include: background, lesson plans using on-line data or instructions for classroom and ... Full description.