This is the second edition of the bestselling resource for mathematics teachers. This time-saving reference provides over 300 useful lists for developing instructional materials and planning lessons for middle school and secondary students. Some of the lists supply teacher background others are to copy for student use, and many offer new twists to traditional classroom topics. For quick access and easy use, the lists are numbered consecutively, organized into sections focusing on the different areas of math, and printed in a large 8-12 x 11 lay-flat format for easy photocopying. Here's an overview of the ready-to-use lists you'll find in each section ul libI. NUMBERS THEORY AND OPERATIONSb presents 40 lists including classification of real numbers, types of fractions, types of decimals, rules for various operations, big numbers, and mathematical signs and symbols.li libII. MEASUREMENTb contains over 30 lists including, things that measure, measurement abbreviations, the English and Met