☆ Brand New, Unused, Anonymous Delivery ☆ Montessori Toy Educational Toy "Hide the Blocks" For ages 3 and up, brain training puzzle, brain training game, 80 challenges Includes exploded diagrams and completed diagrams instruction manual, observation skills, thinking skills Problem-solving skills UP! Bajoy Wooden Puzzle, for elementary school students, adults, seniors, dementia prevention, with storage bag 【Brain Training Puzzle to Improve Thinking Skills Based on Montessori Education】 For families who want to naturally cultivate concentration and spatial awareness. The unique rule of "hiding" encourages deep thinking and trial and error. This twist of "hiding" adds "reverse thinking" to the recognition of plane figures, naturally enhancing spatial awareness and logical thinking skills. 【80 Challenges, graded from 1 to 5 stars】 Don't worry if your child "gives up easily." First, follow the game cards, and once you get used to it, try the "hiding" challenge. Confidence builds with the accumulation of small "successes," and you can enjoy it until the end. 【Includes an instruction manual with 80 exploded diagrams and completed diagrams】 "The problem is a little too difficult..." Don't worry, the instruction manual provides "exploded diagrams" for difficult problems, allowing you to learn the logic of the answers, so you can move on to the next step without giving up and definitely improve your problem-solving skills. 【Brain-activating educational toy for children to adults】 Not only as an educational toy for children, but also for brain training during work breaks and for maintaining cognitive function in the elderly. If the whole family challenges the same problem, conversations will arise, and you can share a fun time across generations. 【Easy to tidy up and carry with a storage bag】 For those who are worried about losing puzzle pieces and cards. You can organize them neatly with the dedicated storage bag, which helps to develop the habit of tidying up. You can easily enjoy brain training on the go or while traveling by putting it in your bag. * Taken out of the box once during photography. * Please note that there may be some dents or scratches on the outer box. * Shipping will be via Rakuraku or Yu-Yu Mercari delivery service.