Puzzles in Math and Logic (Dover Recreational Math) - Paperback - GOOD

Puzzles in Math and Logic by Friedland, Aaron J.

Puzzles in Mathematics and Logic (Dover Recr... by Friedland, Aaron J. Paperback

Puzzles in Math and Logic (Dover Recreational Math)

Dover Recreational Math Ser.: Puzzles in Math and Logic : One Hundred New...

Puzzles in Math and Logic by Friedland, Aaron J.

Lewis Carroll's Games and Puzzles (Dover Recreational Math) - Paperback - GOOD

Brain Busters Mind-Stretching Puzzles in Math and Logic (Dover Recreatio - GOOD