Press on the screen to guide your stamp across the puzzle. Collect all the ink bottles to activate your stamp. Position your stamp over the designated spot and click to mark it. Avoid obstacles that may hinder your path or reset your progress. Solve each puzzle by imprinting all required locations. Progress to the next level after correctly completing the current one. Employ strategic thinking to work through more complex puzzles as you move forward. Test your intellect by discovering the most efficient path to gather all ink bottles and mark all targets.