Mini Killer Sudoku
Fill 1–4. Match each dashed cage’s total.
Error details
Each row, column and bold 2 × 2 box uses 1–4 once.
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A little Sudoku with sums
The small number in a dashed cage is its target total. Digits cannot repeat inside that cage, even across different rows or boxes.
A two-cell cage totaling 3 must contain 1 and 2. Use the row, column and box to choose their order.
Learn with a worked example →24 original 4 × 4 puzzles. Daily changes at 00:00 UTC and repeats every 24 days. Practice cycles through the same collection. Your current daily stays open until you choose Play today.