Draw cards and drop on main card and keep it balanced between 0 and 21 or you will lose! Continue to play various levels that requires focus and is lots of fun!

Hyper Solitaire - Zero 21 - Card Game is a difficult sport with a easy rule. Zero 21 is a enjoyable numbers sport with solitaire taste to loosen up and unwind whilst retaining your idea sharp

Try to stay between 0 and 21. It's not easy!

Zero21 Solitaire is a fun number game with solitaire features to relax and have fun while keeping your mind alert.

Collect all the number cards on the board keeping your sum between 0 and 21.

Enjoy!