🧠 Build, Challenge, and Conquer Your Mind! Engage with 60 mind challenge cards for endless fun. Enhances spatial reasoning, logic, and problem-solving skills. Designed for ages 8 and up—fun for the whole family! Includes a game-go storage bag for on-the-go fun. Combine 7 pieces to create 60 stunning 3D structures! 60 mind challenge cards 7 puzzle pieces 60 3D structures ThinkFun Block By Block is an engaging 3D puzzle game that combines skill-building and fun. With seven puzzle pieces, players can construct up to sixty unique structures while enhancing their architectural skills. The game includes sixty mind challenge cards to stimulate critical thinking, making it suitable for ages 8 and up. Its travel-friendly design, complete with a storage bag, ensures that you can take the fun anywhere, making it an ideal educational tool for kids, teens, and adults alike.