CVC words are consonant-vowel-consonant words. They are words like cat, zip, rug, and pen. The vowel sound is always short. These words can be read by simply blending the individual phoneme sounds together. The CVC Toolbox is a manipulative type of game for building CVC words. This set contains 70 tri-blocks covering beginning, middle, and final sounds, as well as 30 word-building cards with real photography. An excellent addition to any learning center and a great activity for fast finishers. Perfect for the classroom, home school, after school, reading groups, and more.