Curated OER
What Does Time Have to Do with it?
Students investigate time. In this investigative instructional activity, students run through an obstacle course using standard timers. They record the time and apply this knowledge to problems in math. Students record their predictions,...
Curated OER
Charting the Changes in Our School Forest
Fourth graders investigate the ecosystem and how forests are disappearing. In this environmental protection lesson, 4th graders analyze the changes in their school for 2 weeks. Students practice identifying trees, birds, and foliage...