Nathan Haselbauer

At your home, on the commuter train, or in your doctor’s office—whenever you have a minute or two, challenge your brain with these ingenious brainteasers! Nathan Haselbauer's amazingly clever book of 201 pencil-free brain teasers isn't your typical puzzle book. 60-Second Brain Teasers Pencil-Free Puzzles is the perfect distraction for puzzle lovers with only a few minutes to spare. Pit...