Sight words are the most frequently used words in reading and writing. They are called "sight words" because they should be recognized instantly, on sight, for reading fluency. Features exercises that develop, reinforce and strengthen students' ability to identify, understand and use common sight words with correct spelling and word formation. Flash cards for all 100 grade-appropriate sight words can be found in the back of the book. Designed for first and second grade. 128 pages.