Lesson Plan
Alabama Learning Exchange

Alex: Geometric Quilts

For Teachers 9th - 10th
Students will use a square to investigate other polygonal shapes that can be formed. Students will work with these polygons to make designs that will later constitute cooperatively designed quilts. The quilts will be made by translating,...
Activity
National Council of Teachers of Mathematics

The Math Forum: Suzanne Alejandre's Designs With Circles

For Students 9th - 10th
In the Islamic culture, circles are considered to be a unit of measurement and the basis for the organization of space. This is illustrated at this site by a series of exercises.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: G Mg Ice Cream Cone

For Teachers 9th - 10th Standards
You have been hired by the owner of a local ice cream parlor to assist in his company's new venture. The company will soon sell its ice cream cones in the freezer section of local grocery stores. The manufacturing process requires that...