Here’s a fun way to build vocabulary and classification skills! These 20 self-checking, 5-piece puzzles are designed to help children develop vocabulary and to gain a better understanding of how objects or animals are classified. Each puzzle is unique: the four corner pieces each feature a picture or word, with the target category on the center piece! This set includes 10 two-side puzzles, plastic-coated and easy for small hands to manipulate, plus an activity guide.