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Use electricity to power up the targets.
Help! Untangle the lines as quickly as possible.
Really great for your timing and planning skills!
Untie the knot without any collisions!
Place all the numbers without repeating a number in any row or column. Drag a number to place it in a tile.
Place all the numbers without repeating a number in any row or column. Click and drag a number to place it in a tile.