These field investigations were written by participating teachers and field-tested during the 2005–06 and the 2006–07 school years. All units are in Microsoft Word format:

Inquiry Lesson Plan, Grades K–1

Prairie Seeds and Woodland Wonders, Grade 2

Seasonal Cycles of Ecosystems, Grade 3

Discovering Our World, Grade 3

Animals and their Habitats, Grade 3

City Wilderness, Grade 3

Comparing and Contrasting Ecosystems, Grades 4–5

A Forest Ecosystem, Grade 5

An Alternative to Individual Elementary/Middle School Science Projects, Grades 5–8

Ecosystem Adventures, Grades 6–8

Understanding Ecosystems, Grades 6–8