Lesson Plan
Illustrative Mathematics

Overlapping Rectangle

For Teachers K - 3rd Standards
Challenge young mathematicians' ability to compose and decompose shapes with this fun geometry puzzle. The goal is simple, locate all of the rectangles shown in a picture of three overlapping rectangles. Perform this activity as a whole...
Lesson Plan
Curated OER

Creating Musical Notation

For Teachers Pre-K - 6th
In this creative music activity from Scientific American, learners learn about musical notation and then design their own notations. Great web resource links are alsp provided