Kids Logic Puzzle Block Game (Age 4+) | 108 Colorful Pieces + 20 Challenge Cards | STEM Focus & Creativity | Non-Toxic Durable SetA hands on logic puzzle that builds focus and problem solving108 colorful blocks and 20 challenge cards for kids 4+ and family play. About the product: This is a build and solve logic puzzle set with 108 colorful blocks and 20 progressive challenge cards. Its made from non toxic, rounded edge plastic and designed for ages 4 and up, with puzzles that can scale from easier starts to tougher challenges. Benefits: Strengthens logic and problem solving