Ecosystems Unit Kit

This unit focuses on a much larger ecosystem-the Chesapeake Bay watershed. Youll discuss the bays complex problems, including pollution and population challenges, and students will discover that in a large ecosystem, as in their columns, altering one resource can impact others. Unit kit comes with a Teachers Guide, 15 reusable Student Investigations books, 8 copies of STC BOOK: Ecosystems, and the materials needed for a class of 30. Added value: 8 KIDS DISCOVER Nonfiction Readers. Refurbishment Set replenishes kit consumables. The Two-Use Kit comes with all of the great materials youd expect...