It is claimed that only 2% of the population can solve the zebra puzzle. The logic puzzle where you use clues to place characters in houses located side-by-side. The main question on everyone's lips is who actually invented it, Albert Einstein or Lewis Carroll?
No idea but I do know that LogicStein will get your brain working on overtime. With 40 puzzles of varying sizes and difficulty. You'll be calling yourself Albert Carroll in no time. Drops from $1.99 to $0.99.