20 different skill puzzles in each kit teach and reinforce the skills being learned while enhancing the retention of the skill, through the visual and tactile stimulation in the brain of early learners. These 8 x 8 five piece two-sided plastic coated puzzles, are durable with rounded corners, and a great size for small hands to easily manipulate and experience success. Each puzzle is self-checking and skill based. Child matches the four picture/math puzzle pieces to the correct center shape puzzle piece to complete each puzzle. Classifying Puzzles are designed to meet the following key instructional goals: * developing and extending vocabulary * classifying animals and objects * using words in speech For use with Grades K-2.