Smart Design: for smart kid ‘s education. This teaching aids is applied with self-correcting mechanism and you can gradually raise the difficulty by using the following levels. Each piece measures 4.1”X3.5”, perfect for toddler to maneuver,48 Vehicle: in 24 blocks, double-sided with adorable and vivid images for easy identification.Furthermore, puzzle pieces belong to different vehicle will not be matched so the kids would find the mistake and fix it.,Premium Quality: Thickened cardboard laminated with Anti-curl technology. No harmful sharp corner, lightweight, ensure safety and easy manipulating. Printed with Non-toxic high gloss ink and Perfect for home education.,Combination: of several skills. Your kids could experience pattern recognition and shape formation during the fun play. Puzzles divided into pre-primer level which is 2 pieces per block. An innovation way to explore knowledge and skills.,Visualized Knowledge:Help young students visualize and get to know common vehicle. Enhancing sense of recognition and matching skills.