428663
9780486427553
51 original puzzles include complex crosswords, a collection of amusing stories with a series of clues that lead to a single solution at the end, and an advanced series of math and logic puzzles -- no skills beyond high school algebra needed. Most puzzles include hints; solutions are provided for all.Clarke, Barry R. is the author of 'Brain Busters Mind-Stretching Puzzles in Math and Logic' with ISBN 9780486427553 and ISBN 0486427552.
[read more]