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- 堖                     ,     .      : Numbers: Their Tales, Types and Treasures (Prometheus, 2015), Teaching Secondary Mathematics: Techniques and Enrichment Units, 9th Ed. (Pearson, 2015), Mathematical Curiosities: A Treasure Trove of Unexpected Entertainments (Prometheus, 2014), Geometry: Its Elements and Structure (Dover, 2014), Magnificent Mistakes in Mathematics (Prometheus Books, 2013), 100 Commonly Asked Questions in Math Class: Answers that Promote Mathematical Understanding, Grades 612 (Corwin, 2013), What successful Math Teacher Do: Grades 612 (Corwin, 2006, 2013), The Secrets of Triangles: A Mathematical Journey (Prometheus Books, 2012), The Glorious Golden Ratio (Prometheus Books, 2012), The Art of Motivating Students for Mathematics Instruction (McGraw-Hill, 2011), The Pythagorean Theorem: Its Power and Glory (Prometheus, 2010), Mathematical Amazements and Surprises: Fascinating Figures and Noteworthy Numbers (Prometheus, 2009), Problem Solving in Mathematics: Grades 36: Powerful Strategies to Deepen Understanding (Corwin, 2009), Problem-Solving Strategies for Efficient and Elegant Solutions, Grades 612 (Corwin, 2008), The Fabulous Fibonacci Numbers (Prometheus Books, 2007), Progress in Mathematics, K-9 textbook series (Sadlier-Oxford, 20062009), What Successful Math Teacher Do: Grades K-5 (Corwin, 2007), Exemplary Practices for Secondary Math Teachers (ASCD, 2007), 101+ Great Ideas to Introduce Key Concepts in Mathematics (Corwin, 2006), ?, A Biography of the World's Most Mysterious Number (Prometheus Books, 2004), Math Wonders: To Inspire Teachers and Students (ASCD, 2003),  Math Charmers: Tantalizing Tidbits for the Mind (Prometheus Books, 2003).








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