KenKen puzzles are a great way for children to gain practice with single digit operations while 3×3 addition and subtraction 3×3 multiplication and division. How to Play Kenken. KenKen is a Japanese paper puzzle by Tetsuya Miyamoto that resembles Sudoku. Some papers even offer 3×3 grids for beginners too. Introduce KenKen(R) puzzles as a classroom cooperative puzzle. . We need 3 x 3, but we also need another number that won’t “spoil” the product: 3 x 3 x 1.

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It’s hard to learn the rules all at once before interacting with the puzzle, so just the briefest introduction to the rules makes sense before diving in. Now are you ready for a 3×3? If your grid is a six by six, you would have kenkeh numbers 1, 2, 3, 4, 5, and 6, without any repeating.

Just wanted to check if wikiHow offered anything extra appart from the KenKen books: They’ll show up smaller in the square. Find and mark the boxes that only have one potential answer. Use groupings of potential numbers to fill in the 33×3 you’re unsure of. This is where Kenken gets its similarity to Sudoku.

You can enter numbers and notes by using the keyboard. This may seem like useless information, but it means that the row or column must have its 1, 2, or 3 further down. Click here to see the video of how it works. Even this partial information is important.

By knowing you can’t use them in the cage, you also tell yourself that they must be used further down the line. Fun, addicting, yet educational. We would love to provide everyone an ad-free experience, but we do need to generate revenue to cover at least some 3×33 our overhead.

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Similarly, if the product of one row isthen the product of two rows must be 2. Use each number only once per row, kenkrn per column. Click the numbers you want from the Notes box. Try this grid a few more times, each time starting with a different cage.

While you might not know the order, you do know these are the only two numbers in this row. Narrowed it down to a couple of numbers but still not totally sure? The strategy above is great for single row problems, but any non-linear cages and you’ll be lost. Do feel free to contribute ideas yourself — after all, that’s part of the turn-taking — but not much, and keep to the simplest ideas, so that students have the chance to solve “harder” situations. We’re trying to be as reasonable as possible, and it also allows us to continue to offer you an option to access KenKen puzzles for free.

Site hosted by Education Development Center, Inc. The “X-wing” is when you have the same possible number say, a 2 in two side-by-side boxes in two different places see example below. If the box just says two, put in a two. Thanks for letting us know.

Introducing KenKen Puzzles | Think Math!

For example, knken a 4×4 puzzle. Fill in blank single boxes first. OK, those are the basics. Cages can be straight, composed of either a single block or many at once, or L-shaped.

KenKen Puzzle Official Site – Free Math Puzzles That Make You Smarter!

If you have questions or comments, please email us at info kenken. No matter what you’re looking for — learning or fun — Kehken.


What can go there? Just follow the big, thick lines. No matter what you’re looking for — learning or fun — KenKen. This means the second box must be a 3, even though you don’t know what order the 1 and 2 are. Your new experience should be faster, smoother, and more enjoyable than kenoen before. There are some simple techniques that will help you solve the easier puzzles. Only one of each number in each vertical column.

Tutorial (Beginner)

Did you try these steps? Of course, you’ll also have to help them learn the rules, and you’ll want to model the “puzzling it out” process, but both of those can come as part of playing the first time, because it’s hard to understand and remember all the rules before you start playing with the puzzles.

Help answer questions Learn more. Every box will be in a cage of some sort. Our top row already has a 1 in it kenmen square. Skip to main content. Now, try and try a sample puzzle! Main Menu Think Math! Not Helpful 0 Helpful 1.

We now know for sure that 3 goes there, because 1, 2, and 4 are already used up in that row. Clicking will place all possible Notes in the square. This will take care of the basics and start to reveal other answers.