This is an essential and accessible book that serves all who teach or are about to teach K–8 mathematics. Math Matters, first published in 2000, quickly became an invaluable resource for math educators nationwide, helping them clarify their own understanding of the math concepts they were required to teach. This important book contains activities and discussions on key elementary topics such as

• whole-number computation
• fractions
• algebra
• geometry
• measurement

The book’s scope has now been expanded to address topics in the middle school math curriculum as well, including sections on

• integers
• exponents
• similarity
• the Pythagorean theorem
• ratios and rates
• relevant Web sites
• questions