End of Year 16x16 Sudoku Puzzles — Medium Level Logic & Brain Challenge. Challenge students with fun and engaging End of Year Sudoku 16x16 Medium Level Puzzles! This 20-page printable resource is designed to strengthen critical thinking, logic, concentration, and problem-solving skills while keeping learners motivated during the final weeks of school. These medium-level Sudoku puzzles provide the perfect balance of challenge and success, helping students build confidence as they develop advan