4x4 to 6x6 Easy SUDOKU Puzzle by Kozo Terai

Sudoku Primer 130 - 4x4 sudoku for kids - sudoku variant

4x4 Sudoku for Kids - Easy Sudoku with Answerrs

Free Printable 4x4 Sudoku Puzzles

Making Learning Fun

4x4 Sudoku 12

Sudoku for Kids: Easy 4x4 Sudoku Puzzles with Tutorials and Solutions in 2023

4X4 Empty Sudoku Grid Free Printable Papercraft Templates

Printable PDF Easy Sudoku for Kids 4x4 400 Children Puzzles - Portugal

I hired a developer to create a sudoku generator for me. It generates 4x4, 6x6 and 9x9 with the difficulties easy, medium, hard, very hard. This is from a 6x6 very hard

More Kindergarten Sudoku: 4x4 Classic Sudoku Puzzles for Kids