KS2 Logic Puzzles: 36 original grids, riddles and squares with an answer key
Thirty-six original logic puzzles for Years 4–6, with a full checker-verified answer key. English only. Original classroom items; not copied from a textbook or an exam-board paper. Price £3.00.
Who it is for: Years 4–6 (ages 8–11) — morning work, intervention, homework or early finishers.
What’s included: a 26-page A4 PDF (25 worksheet, notes and answer-key pages, plus a Lesson Planned licence page) with cover and teacher notes; eight logic-grid puzzles (four with three children and four with four children); twelve unique-number riddles; eight 4×4 inequality grids; eight 3×3 magic squares; a full answer key. 36 puzzles in total. Answers included for every puzzle.
Time to teach: about 3–6 minutes for a number riddle or a magic square; about 8–12 minutes for a three-child logic grid or an inequality grid; about 12–20 minutes for a four-child logic grid. Print A4 at actual size / 100%.
How answers were checked: a second, independent checking program, which does not import the generator, re-solved every puzzle and confirmed that the stored answer is the unique completion (36/36).
Wording: this is independent classroom maths practice. It is not a SATs paper.
© 2026 Ren Sun, trading as Mingpine. Bought on Lesson Planned: the Lesson Planned Teaching Resource Licence applies. Please don’t share or resell.
Pinyin Sprouts is a shop of Ren Sun, trading as Mingpine · mingpinelabs@gmail.com
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