Every two years the World Cube Association hosts a tournament. Who was the fastest solver in 2013?
See our logic grid puzzles list.
If, after reading the instructions, you still don't understand how to play, try playing one of these simpler logic grids puzzles. They are "very very easy".
You can download the PDF version of this logic grid puzzle.
Visit our Printable Logic Grid Puzzles page to download and print other Logic Grid Puzzles.