Minesweeper/Challenges

No Marking
Play the Expert or Custom level without marking any mines.

At the start of play after a click or few clicks Minesweeper with fill in some square or squares with numbers or blanks. Study the numbers and left click the squares where you think there is no mine. If you are correct Minesweeper will fill in the clicked square with a number and may fill more squares with numbers and/or blanks. Continue until you win or lose.

This is a very tough challenge.