Curated OER
The Game of Life
Students explore the game of life which refers to what happens to a species when most of the population is gone. In this endangered species lesson, students describe what it means for a marine animal to be endangered. Students then...
Curated OER
Populations and Ecosystems
Sixth graders examine the factors that influence the stability of ecosystems. They construct a miniature ecosystem in a jar that includes plants, small fish, and snails, record the population changes over a period of four weeks, and...