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Activity
Candlewick Press

A Classroom Guide to Peter H. Reynolds's Creatrilogy

For Teachers 3rd - 6th Standards
Help young readers find, identify, and use their voices with a set of empowering activities based on Peter H. Reynolds' trilogy of books. Sky Color, Ish, and The Dot focus on recognizing moods and treating each other kindly, and their...
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Lesson Plan
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Illustrative Mathematics

Eratosthenes and the Circumference of the Earth

For Teachers 9th - 12th Standards
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...