Spectrum is a brand of books and educational cards put out by Carson-Dellosa Publishing in Greensboro, North Carolina. Spectrum's products are designed by teachers who use their experience to craft learning tools that elementary and middle-school-age kids will enjoy. Spectrum ... Read More carries full-color workbooks, readers, flash cards, and activity books in a number of different subjects: reading, test preparation, language arts, science, math, early learning, social studies, and puzzles and games. Some popular workbooks from Spectrum include Phonics; Numbers and Counting; Writing; Let's Learn to Trace; Let's Learn to Cut; Let's Learn Colors and Shapes; Let's Learn to Paste; Basic Concepts; Learning Letters; and Math Readiness.
Carson-Dellosa Publishing PO Box 35665 Greensboro, NC 27425