25 square inches made from 1/4 inch thick translucent plastic. It is designed for use with the DISSECTION PUZZLES to explore the relationship between area and perimeter.
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CD#3: Dissection Puzzle CD
The New Dissections Puzzle CD provides the user with full size templates of all of our dissection puzzles including tangrams. The templates include basic outlines and puzzle solutions. They can be used to create paper/laminated paper copies of the puzzles and/or to provide students with varying levels of support.
All A+ Compass tools are intended for use by adults and supervised children eight years old and up. Plastic and metal objects should not be placed in mouth and are intended for instructional use only.