Curated OER
Life in a Drop of Pond Water
Young scholars investigate living creatures that inhabit a pond and explore how various organisms satisfy their needs within their environments. In this life in a drop of pond water lesson, students examine microorganisms under...
CK-12 Foundation
Ck 12: Physical Science: Nature of Technology
[Free Registration/Login may be required to access all resource tools.] Definition of technology and how technology evolves.