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![Cover for Harvey F. Silver · Math Tools, Grades 3–12: 60+ Ways to Build Mathematical Practices, Differentiate Instruction, and Increase Student Engagement (Paperback Book) [2 Revised edition] (2012)](https://imusic.b-cdn.net/images/item/original/393/9781452261393.jpg?harvey-f-silver-2012-math-tools-grades-3-12-60-ways-to-build-mathematical-practices-differentiate-instruction-and-increase-student-engagement-paperback-book&class=scaled&v=1514916059)