Easy at home solution for loose plastic bags! 1. Get an empty formula or oatmeal container (or something similar). 2. Use scissors to cut a hole in the lid. 3. Cut out a large rectangle of fabric or construction paper to cover the cylinder in. You can use hot glue, tape, or a spray adhesive to attach the cover. 4. Fill with loose plastic bags and return the lid.
Included in this download are 4 posters. Posters include pictures and formulas for volume, lateral surface area and total surface area of a right square pyramid, a right circular cylinder, a right circular cone and a sphere.