Dino Cube first mass-produced version had pictures of dinosaurs depicted on each piece, which led to the adoption of the puzzle's current name of "Dino Cube". It is not known what the puzzle had been called before this dinosaur version was introduced. The later versions, however, adopted the practice of using standard single-colour stickers, in common with most other twisty puzzles. The Dino Cube is a twisty puzzle in the shape of a cube. It consists of 12 movable pieces, all of which are located on the edges of the cube. The puzzle can be thought of as twisting around its corners:
Bateson's cube Bateson's cube Bateson's cube is a model of the cost–benefit analysis for animal research developed by Professor Patrick Bateson, president of the Zoological Society of London. Bateson's cube evaluates proposed research through three criteria: Bateson suggested that research that does not meet these requirements should not be approved or performed, in accordance with the Animals (Scientific Procedures) Act 1986. It is not intended as a formal model for optimal trade-offs, but rather a tool for making judicial decisions, since the three axes are not in a common currency. The third criterion also does not necessarily have to be medical benefit,