BBrainstrains : creative problem-solving and logical thinkingBrainstrains : creative problem-solving and logical thinkingde Chris KunzMateriasLogicMathematicsProblem solvingStudy and teaching (Primary)Ediciones (1)Brainstrains : creative problem-solving and logical thinking (1992)Longman Cheshire · inglésMás obras de Chris KunzA Whale Of A Time