The product arrived on time and in perfect condition. It matches the description and seems to be of good quality.
ThinkFun Gravity Maze Falling Marble Logic Game STEM Toy
Product Details
ThinkFun Gravity Maze marble logic game. Pre-owned with no visible wear. Single player game with 60 challenges ranging from beginner to expert. Includes the game grid, 9 building towers, target tower, 3 marbles, 60 challenge cards, and instructions. Players build a maze and drop a marble to reach the target tower. Each challenge card shows the starting setup, then you figure out the path. Recommended for ages 8 and up. STEM toy that builds spatial reasoning and logical thinking skills.
Daily Cleaning: Use a soft brush or damp cloth to gently wipe away dirt. Avoid harsh chemicals. For mesh areas, use diluted mild detergent and a soft brush.
Drying: Air dry in a cool, shaded place after cleaning. Avoid direct sunlight or high heat, which can cause fading and glue deterioration.
Storage: Stuff with paper to maintain shape when not in use. Store in a dry, ventilated area to prevent mold. Rotate between multiple pairs to extend lifespan.
Usage Notes: Designed for basketball. Not recommended for hiking, long-distance running, or other specialized sports where different performance features are required.


