Spectrum Phonics Flashcards - Spectrum Flashcards Author:School Specialty Publishing Spectrum flashcards, Phonics, provides the most effective way to drill and practice fundamentals and enhance your child?s performance on standardized tests. These flashcards are based on McGraw-Hill curriculum and each set offers creative activities and game suggestions that will help reinforce skill development. ?50 cards per pack ?parent in... more »structions included« less