20 printable or digital pages of Sudoku to help your students improve their Logic and Reasoning skills. Each pages has four number puzzles with six missing numbers in each puzzle. Use in the classroom (print) or at home (digital). Answer key included. PRINT: I created a PDF version that you can download on your computer and print for students to use in class or at home. Click on "Add one to cart" and download your copy. DIGITAL ACTIVITY: I created a digital version with text boxes so st