Two 4x4 sudoku for kids to print: Level Beginner, No. 1 and No. 2.
Printable Sudoku Puzzles
Printable Blank Sudoku
Samurai Sudoku, during your game, to print. Symmetric puzzle, level beginner, No 1.
Blank Sudoku Grid - Play Your Own Sudoku Puzzles Online
Amazon.com: SCRIBBLEDO Dry Erase Sudoku for Kids Sudoku Puzzles for Adults All Ages 9”x12” White Board Easy Hard Sudoku Math Educational Game Whiteboard : Toys & Games