Curated OER
Helping the Soil
In this soil conservation learning exercise, students study and analyze two excellent ways to enhance soil conservation: compost heap and leaf-mould. Students review all the ingredients in making both.
American Forest Foundation
Who Speaks for the Trees?
Help young conservationists appreciate the important role that trees play in ecosystems around the world with this collection of six engaging activities. From a shared reading and class discussion of Dr. Seuss' The Lorax, to in an depth...
San Francisco Public Utilities Commission
What is Groundwater? Our Underground Water Supply
Learn about the consequences of groundwater with a lesson about the different ways California handles water conservation and pollution. After reading a passage about the water table, learners apply what they have read to six...
Disney
Where Do Brown Bears Live?
What do brown bears in Alaska's Katmai National Park need to survive? Pupils explore the unique habitats, diet, and survival needs of this animal. They predict the consequences of removing any integral part of the bear's survival, and...