Okay, make me thinkG 10

Okay, make me think G10:
Solve 3 Expert puzzles in a row

This achievement requires that you complete 3 Expert puzzles in a row. Select this difficulty from the Main Menu and complete three puzzles consecutively. Use a solver, Guides, and hints if you need to. Upon completion of a puzzle, select "New Game" to immediately load into a new puzzle. After the third one, the achievement will unlock.