Kindergarten - Grade 2. Practice and reinforce important skills in a variety of ways. Provide students with engaging activities that will help build an understanding of word families and help reading skills with instant reinforcement. The full-color cards provide picture clues to facilitate understanding and ease of use. Compatible with Hot Dots® Pen (sold separately), use for immediate visual and audio feedback on cards. Set includes 53 double-sided practice cards as well as instructions and answer key.