Curated OER
An Apple Tree in Fall
First graders discover the two color families and how artists use the colors to express mood or feeling. Students paint pictures using water colors of an apple tree and include background, middle ground, and foreground in their scene.
CK-12 Foundation
Ck 12: Biology: Mammal Endothermy
[Free Registration/Login may be required to access all resource tools.] Describes how mammals maintain their body temperature.