Play everday three new Queens puzzles. Place queens in such a way that there is only 1 queen per row and per column and per region. Queens cannot touch even not diagonally.
Everyday new Tairupeinto levels. Make regions on the grid black (or white). The numbers on the sides indicate how many cells are black in a row or column.
Mahjong Sort Puzzle is a brain online game. You sort out the mahjong, sort out the mahjong with the same color into a grid and they will all be eliminated.