Instant purchase, no comments needed! Kids are fascinated by the rolling balls, and it's a lot of fun★ How about this to help children develop their thinking skills and spend quality time with the family?(^^) [Excellent Condition] but please understand that this item has been stored at home, so only purchase if you are okay with that. m(_ _)m A marble puzzle game that trains logical thinking, including 60 challenges. - Brand: Thinkfun - Product Name: GRAVITY MAZE - Type: Logic Puzzle Game - Features: Includes 60 challenges - Accessories: Marbles, challenge cards, game board - Target age: 8 years and up As shown in the photos, some of the cards have scratches and folds. m(_ _)m