🎈 Unlock the Magic of Math with Numberblocks! Easily take the fun anywhere with a lightweight and compact design. A fantastic birthday or holiday gift that combines playtime with essential learning! Encourages independent learning with puzzles that guide children to the right answers. Designed specifically for kids aged 3-5, making early math skills accessible and enjoyable. Transform math into a fun adventure with the beloved Numberblocks characters! 0.61 kg lightweight design 20 self-correcting puzzles 6" x 4" puzzle size The hand2mind Numberblocks Counting Puzzle Set is an officially licensed educational toy featuring 20 self-correcting puzzles designed to introduce preschoolers to early math skills like counting and number recognition. Perfect for children aged 3-5, this lightweight and portable set makes learning fun and engaging, ideal for both home and classroom settings.