Daily Sudoku game with an additional rule for the diagonals. Every day new sudoku games with the following rules: each row, column, 3x3 box and diagonal contains the numbers 1 to 9 only once.
Solve 3 new Hitori puzzles every day. Rules: a number cannot appear more than once in each row or column, black cells cannot be horizontally or vertically adjacent to each other and the remaining cells form one area and are all connected horizontally or vertically.
Every day a new Kakuro puzzle in 4 difficulty levels. Also with an archive of several months. Solve according to the kakuro rules: the numbers (1-9) entered need to add up to the corresponding clue.