Calculate the number of a neighbor's grandchildren based on their ages,
figure out the denominations of a government's postage stamps, swap the
positions of two chess pieces in the least number of moves, and solve
other intriguing puzzles with this captivating compendium.
Inspired by such illustrious collections as the The Canterbury
Puzzles, The Moscow Puzzles, and The Tokyo Puzzles, Colombian
mathematician and professor Bernardo Recamán assembled these 80
brainteasers, which he acquired while living and working in Bogotá.
Recamán's colleagues, students, friends, and acquaintances contributed
to this stimulating potpourri of word problems, sudoku-style challenges,
and other math-based diversions. Complete solutions appear at the end.