Popular Playthings Sink or Swim Brainteaser Puzzle Dive in to fun with tSink or Swim, the pool-party Brainteaser from Popular Playthings Can you move the boy in the red inner tube from the center of the puzzle to the lower corner? Includes Sink or Swim base, 14 puzzle pieces, Challenge Booklet with instructions and solutions For ages 8 and up Popular Playthings provides award-winning toys that encourage learning, creativity, social interaction, and good old basic fun