I just posted a six-week naked-eye astronomy unit I developed as an elementary school teacher, decades ago. The documents are a little shabby, but the lessons should work in grades 4 and up.
–Henri
I just posted a six-week naked-eye astronomy unit I developed as an elementary school teacher, decades ago. The documents are a little shabby, but the lessons should work in grades 4 and up.
–Henri
Henri's Math Education Blog 