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Classic

Gridlock

Slide the cars to free the red one

A sliding-block traffic jam: shuffle the cars and trucks back and forth until the red car can drive out. Boards range from a quick warm-up to properly tricky. Free to play in your browser or the iPhone and iPad app — no sign-up needed.

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How to play

Get the red car out through the gap on the right edge.

Tip: Work backwards: figure out which car is blocking the exit, then what's blocking that one.

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