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Three children, Tom, Hannah, and Shadowchild, who represents the reader, are made to guess, using the concept of binary logic, the color of the hats on their heads. An introduction to logical thinking and mathematical problem-solving.
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Editions
3 editions- Other · English · 2001Anno's Hat TricksRebound by Sagebrush · 9780613376983
- Other · English · 1993Anno's Hat TricksHarcourt · 9780153003493
- Other · English · 1985Anno's hat tricksPhilomel Books · 41 pages · 9780399212123
Binary system (Mathematics)Juvenile literatureLogicMathematicsProblem solvingMathematical recreations