Curated OER
Seein' Double, Seein' Double
By using the Internet, hands-on activities, video, and cooperative learning, pupils look into the conditions in which light casts shadows on objects. The lesson plan includes fabulous hands-on activities, art projects, worksheets, and...
Curated OER
A Season for Chapters
Art, music, poetry, and the beauty of the seasons is what you'll find in this very nice unit idea. You can use any of the suggested books and activities to engage your second graders in an exploration of the changes that take place...
Intel
Starquest
Almost every ancient culture observed the stars and saw pictures in the patterns. Studying stars allowed them to guide travelers, determine when to plant crops, when to harvest food, and the stories surrounding the images include some of...
Illustrative Mathematics
Eratosthenes and the Circumference of the Earth
The class gets to practice being a mathematician in ancient Greece, performing geometric application problems in the way of Eratosthenes. After following the steps of the great mathematicians, they then compare the (surprisingly...