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Terry Stickels Challenging math problems
Engels | 104 pagina's | Dover Publications, Inc., Mineola, New York | 2015
Gedrukt boek
Terry Stickels Are you as smart as you think you are?
150 original mathematical, logical, and spatial-visual puzzles for all levels of puzzle solvers
Engels | 111 pagina's | Thomas Dunne Books [etc.], New York | 2000
Gedrukt boek
Terry Stickels