Practical

The End-of-School-Year Pack

Free printable sudoku for the last two weeks of term. Mixed difficulties, kids' supplement included, ready for the classroom.

Elia KuratliBy Elia KuratliJul 7, 20264 min
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The last two weeks of school have a rhythm of their own. Books are being returned, the curriculum has run out, and teachers are looking for things that feel like work without grading like work. Sudoku is a near-perfect fit. It is quiet, individual, infinitely replayable, and the rules can be taught in five minutes.

The end-of-school-year pack is built for those weeks. A mix of difficulties, large enough digits to be readable from across the room, and a one-page rules card you can hand out alongside.

  • Ten easy 9x9 puzzles for the older kids
  • Six medium puzzles for the students who finish the easy ones in three minutes
  • Four kids' puzzles using 4x4 and 6x6 grids for younger siblings or different classes
  • A printable rules card, one page, big print
  • Solutions on a separate page so students cannot peek

Why teachers ask for sudoku

Three reasons keep coming up in the mail. Sudoku is silent, which protects the class for the kids who are still working. It is individual, so a strong student can stretch to a hard puzzle while a struggling student does an easy one without anyone noticing. And it has a clean win condition, which gives students a small satisfaction without any teacher intervention.

That last point is the one teachers value most. A finished sudoku is its own reward, and the teacher does not have to grade anything.

The classroom logistics

Print one pack per student or one between two. Pencils, not pens; kids will erase. If you can, print the rules card on the back of the first puzzle so students cannot lose it. Otherwise hand it out separately and ask one student to hand them back when you collect.

What to do with a class that finishes fast

Some students will finish an easy puzzle in seven minutes. That is a feature, not a problem. Have a stack of medium puzzles ready and hand them out as students finish. The fast solvers will spend the rest of the period happily quiet on a harder puzzle.

For the very fast solvers, hand them a hard. If they finish the hard, give them a samurai sudoku and warn them it is a serious commitment. Most twelve-year-olds will accept the challenge.

The struggling student

Some students cannot get started. Sit next to them. Walk through the first hidden single together: "Look at the 5s. Where is a 5 already? Where could it go in this box?" Students who learn the digit-by-digit scan from a peer or teacher take to sudoku within ten minutes. Students who try to figure it out alone often give up.

The kids' four-by-four puzzles in the pack are designed for struggling students or younger siblings. They use only digits 1 to 4, and even a seven-year-old who has never seen sudoku can finish one in five minutes with a small nudge.

The take-home option

Some teachers send the pack home for the summer. A printed booklet is more durable than a digital link; it does not require a parent to log anything in. Kids who like the puzzle keep at it on their own. Kids who do not, recycle the paper. No harm either way.

Where to get the pack

The pack is on the mixed printable page, free, no signup. The kids' supplement is on the kids printable page. The full catalogue, including booklet format for stapling, is at printables.

Have a quiet last week. The puzzles will do most of the work for you.

Elia Kuratli
Elia Kuratli
Writing about sudoku, generators and habits that make solving easier. Founder of Sudokly.
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