Sudoku 1
Difficulty: ★

Sudoku 2
Difficulty: ★

Sudoku 3
Difficulty: ★★

Sudoku 4
Difficulty: ★★

Sudoku 5
Difficulty: ★★★

Sudoku 6
Difficulty: ★★★

Kakuro 1
Difficulty: ★★

Kakuro 2
Difficulty: ★★★

Kakuro 3
Difficulty: ★★★

Kakuro 4
Difficulty: ★★★★

Kakuro 5
Difficulty: ★★★★

Kakuro 6
Difficulty: ★★★★★