🎯 Suko Puzzle for Kids

Place digits in the colored grid so each group adds up to the number in the circle!

Suko Puzzle for Kids – A Complete Guide!

Have you ever tried a puzzle that uses colors and numbers at the same time? That's Suko! It's a brilliant number-placement puzzle that's colorful, fun, and perfect for kids who enjoy a good brain teaser. Whether you're brand new to puzzles or already a Sudoku superstar, Suko is a fantastic challenge!

🤔 What Is a Suko Puzzle?

A Suko puzzle (sometimes called a "Sujiko" for the version with circles only at corners) is a number grid puzzle where you place digits into a small colored grid. The original Suko uses a 3 × 3 grid — that's 9 squares arranged in three rows and three columns.

The grid cells are split into colored groups (often called quadrants or regions). Small circles sit at the points where the colored groups meet. Each circle contains a target number — the digits in the cells surrounding that circle must add up to that target.

The key rule? You must place each digit exactly once. In the classic 3 × 3 Suko, you use the digits 1 to 9, and every number appears in the grid only one time.

🌟 Think of it this way: Suko is like a colorful number jigsaw! Every piece (digit) goes somewhere, every colored region has a target total, and the circles tell you exactly what those totals should be. It's logic, addition, and color-matching all rolled into one!

📋 Rules of Suko

Suko has just a few simple rules that are easy to learn:

  1. Fill every cell with a digit. In a 3 × 3 grid, use digits 1 to 9. In a 4 × 4 grid, use 1 to 16. In a 5 × 5 grid, use 1 to 25.
  2. Every digit appears exactly once. No repeats allowed! Each number gets its own cell.
  3. Colored group sums must match the circle targets. Each small circle sits between colored cells. The digits in those surrounding cells must add up to the number in the circle.

📋 How to Play Suko – Step by Step

  1. Look at the colored regions. Notice how the grid cells are grouped by color. Each color represents a region.
  2. Check the circle clues. Each circle at a corner intersection tells you the total of the surrounding cells. Some cells belong to more than one circle's group!
  3. Start with what you know. If a circle clue is very small or very large, there are fewer possible digit combinations. Try these first!
  4. Click a cell and pick a digit. Use the number picker or the number bar on mobile to place digits.
  5. Check for errors. If a digit turns red, it means you've used the same number twice. Fix it!
  6. Fill every cell to complete the puzzle! 🎉
🎨 Why the Colors? The colored regions aren't just for decoration — they're the heart of the puzzle! Each region groups certain cells together, and the circle at each corner tells you what those cells must add up to. The colors make it really easy to see which cells belong to which groups.

📐 Choosing the Right Grid Size

Our Suko puzzle for kids comes in three grid sizes:

⭐ Difficulty Levels Explained

🎮 Using Hints and the Solution Button

Got stuck? No problem — everyone needs a helping hand sometimes!

🔢 Quick Suko Number Facts: In a classic 3 × 3 Suko, the digits 1–9 add up to 45 in total. That means if you know the sum of all your circle clues, you can work backwards! For example, if three of the four quadrant totals are 10, 15, and 12, and the grid total is 45, the missing region must contain whatever digits are left.

💡 Suko Tips and Tricks

🧠 Why Suko Is Great for Kids

Playing Suko puzzles builds loads of amazing skills:

🧩 Fun Fact: The Suko puzzle was invented by Jai Gomer of Kobayaashi Studios and first appeared in The Times newspaper in 2010. The name "Suko" is a play on "Sudoku" — both are Japanese-inspired number puzzles, but Suko adds colorful groups and addition clues! It quickly became a fan favorite because it's fast to play but still makes you think hard.

🚀 Ready to Play Suko?

Scroll back up, choose your grid size and difficulty level, and hit "New Puzzle" to begin! Remember: every digit is used exactly once, and every colored group must add up to its circle target. If you get stuck, the hint button is there to help. Have fun and happy puzzling! 🎯

Written and reviewed by

How we make and test puzzles: generation, solvability, difficulty labels, player review, and corrections.