Population Explosion and Other Mathematical Puzzles is a wonderful addition to Dr Dick Hess's previous successful books, Mental Gymnastics: Recreational Mathematical Puzzles, Golf on the Moon, (Dover Publishing, 2011 and 2014 respectively) and Number-Crunching Math Puzzles (Puzzlewright, 2013), a republication of All-Star Mathlete Puzzles (Sterling Publishing, 2009). In this latest volume, there are 116 recreational mathematical puzzles and problems that will challenge and entertain bright minds. They are mostly new problems on creative themes, encompassing a wide range of difficulty from...

Population Explosion and Other Mathematical Puzzles is a wonderful addition to Dr Dick Hess's previous successful books, Mental Gymnastics: Recreational Mathematical Puzzles, Golf on the Moon, (Dover Publishing, 2011 and 2014 respectively) and Number-Crunching Math Puzzles (Puzzlewright, 2013), a republication of All-Star Mathlete Puzzles (Sterling Publishing, 2009). In this latest volume, there are 116 recreational mathematical puzzles and problems that will challenge and entertain bright minds. They are mostly new problems on creative themes, encompassing a wide range of difficulty from...