Sudoku 4 Kids Lite is the perfect iPhone and iPod Touch app to help develop your child’s mind. A simplified version of the classic 9×9 Sudoku puzzle, the 4×4 Sudoku 4 Kids Lite follows the same logic as the original. A finished puzzle must have the numbers 1-4 present in every column, row and in each of the 4 smaller 2×2 subgrids. A random puzzle generator keeps the puzzles flowing with hundreds of possible puzzles. Sudoku 4 Kids Lite has 2 levels: Easy and Medium.