Lesson Plan
Curated OER

Math and the Greek-Golden Proportions

For Teachers 4th
Fourth graders study math and the golden mean. In this math meets Greek history lesson, 4th graders study ratios and proportions in relation to the Greeks. The use of clay is incorporated ino this lesson. 
Lesson Planet Article
Curated OER

The Symmetry of Snowflakes

For Teachers 3rd - 5th
Celebrating the change of season with science and language arts activities.