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SumJong
Play online for free on jzjo
Math and Mahjong combined. Create valid sums with free tiles.
SumJong FAQ
How do I play SumJong?
Wait for the game to load, then follow the instructions inside the game. Use touch on a supported mobile device or your mouse and keyboard on desktop.
Do I need to download anything?
You can play directly in your browser. No download is required.
What if the game does not load?
Use the restart button below the game. Check your internet connection, or try a different browser.