aha! Insight
First published
1978
Genre
Puzzles
Contains puzzles that first baffle and then delight problem solving addicts. Grew out of a collaboration between Bob Tappay and Martin Gardner to enliven the learning of mathematics.
PuzzlesProblem solvingMathematical recreationsRecreatieve wiskundeProbleemoplossingPuzzles. 0
Log in to track your reading, write a review, and save quotes.
Log in