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Stretch your mind with this unique logic puzzle featuring Crazy Aaron’s Thinking Putty®
The 12 mini builds include a teddy bear
dynamic artwork in the tradition of Quentin Blake
The raised-profile pieces are designed for easy handling
Be aware of black holes
Notan The Dark-Light Principle of Design painting Stretch your mind with thisAs a guiding principle of Eastern art and design, Notan (a Japanese word meaning dark light) focuses on the interaction between positive and negative space, a relationship embodied in the ancient symbolism of the Yang and the Yin. In composition, it recognizes the separate but equally important identity of both a shape and its background. Since their introduction in the West, the intriguing exercises associated with Notan have produced striking
