Nu Jongg is a Yahoo widget, it is a new variant of the game Mahjongg, an oriental game in which you must make all the pieces of the board disappear by matching them two by two.
The difficulty of the game is that only those pieces that have a free side and have no other pieces on it can be removed. In Nu Jongg you have eight different game modes as well as two sets of pieces, so you can select which one you prefer to play with.
Once inside Nu Jongg if you don't know how to continue, you can request clues or clues for each play.
You can free download Nu Jongg 32, 64 bit and safe install the latest trial or new full version for Windows 10 from the official site.