Pre or post-class, give students the time to master prefixes and suffixes. This workbook covers the most common Latin and Greek roots through helping students learn to analyze word parts and root words. Units cover compounds, negative prefixes (un-, in-, dis-), directional prefixes (re-, ex-, sub-, de-, co-), numerical prefixes (uni-, unit-, bi-, tri-), and suffixes (-less, -ful, -er, -est, -ly). Comprehensive teaching instruction is provided, with an overview at the beginning of the book, and detailed individual lessons. Each lesson includes a materials-needed list, standard-correlations, teaching tips, guided practice to activate background knowledge, worksheet instructions, and an answer key, followed by the full-size reproducible worksheet pages. Reviews for each of the four units are also included. 216 pages, reproducible blackline masters, softcover. Digital CD-ROM with reproducible teacher resource and student activity pages also included. Grades 2-4.