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Oskar's counter-step maze

This puzzle has a red piece of matter and a blue piece of anti-matter running in the same maze. Can you find a way to force them to collide?

Sample puzzle
Click below to play


Unite the red and blue dots by moving just the red dot. The blue dot follows the red dot, but moves in exactly in the opposite direction. A move is only permitted if the path is clear for both dots.


Use select maze drop-list to select a puzzle.
Use reset to restart the puzzle.


Move the red dot by dragging it with the mouse
Or by using the button bars or cursor keys

concept, applet & puzzle design - © Oskar van Deventer - 2003
hosted with permission from Oskar van Deventer
applet JS conversion - cheerpj transpiler from Leaning Technologies - 2020