Nonosweeper 

Nonosweeper is a cross between the popular Windows game Minesweeper and the hidden-picture logic puzzles known as Nonograms or Griddlers.
minesweeper nonosweeper cryptopics nonogram griddler nonograms griddlers

Mallet Mania 

Use your mallet (and your brain) to flatten the pattern of squares without leaving any bits sticking out!
logic puzzle skill mallet mania minesweeper free simple nonosweeper