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• The bead jar that keeps filling up SMC 2024 — Primary 4 (Grade 4) Contest Paper · Question 21 (B6) Red beads keep arriving, but the green ones never change — the trick behind Question 21 of SMC 2024.
• The box, the watermelon, and the strawberries SMC 2024 — Primary 4 (Grade 4) Contest Paper · Question 23 (B8) Work out one weight from what the total GAINED, not what the box itself weighs — Question 23 of SMC 2024.
• Balloons all the way round the room SMC 2024 — Primary 4 (Grade 4) Contest Paper · Question 24 (B9) A pattern that repeats every 80 cm — count repeats, not balloons — Question 24 of SMC 2024.
• Mangoes and pears, bought in matching groups SMC 2024 — Primary 4 (Grade 4) Contest Paper · Question 25 (B10) Buying the same number of two fruits — find a group size both deals divide evenly — Question 25 of SMC 2024.
• Three fruits, weighed two at a time SMC 2024 — Primary 4 (Grade 4) Contest Paper · Question 26 (C1) Add all three weighings and halve — turning pair-weights into one total — Question 26 of SMC 2024.
• Cutting three ropes into equal pieces SMC 2024 — Primary 4 (Grade 4) Contest Paper · Question 27 (C2) The biggest piece that fits all three ropes with nothing left over — Question 27 of SMC 2024.
• The spider that slipped down the wall SMC 2024 — Primary 4 (Grade 4) Contest Paper · Question 29 (C4) Climbing, slipping, and climbing again — fractions of a wall with a hidden whole — Question 29 of SMC 2024.
• Working backwards through the library SMC 2024 — Primary 4 (Grade 4) Contest Paper · Question 31 (C6) Starting from the end and undoing each step — Question 31 of SMC 2024.
• How many sixths fit in 2 wholes? SMC 2026 Mock Exam — Grade 4 (Geniebook) · Question 2 (A2) Cutting whole shapes into sixths — Question 2 of the SMC 2026 mock.
• Muffins, and the cheapest way to buy 57 SMC 2026 Mock Exam — Grade 4 (Geniebook) · Question 10 (A10) Three different deals, and pricing the leftovers two ways — Question 10 of the SMC 2026 mock.
• Three friends, weighed two at a time SMC 2026 Mock Exam — Grade 4 (Geniebook) · Question 15 (A15) The same trick as SMC 2024's fruit — sort the readings before using them — Question 15 of the SMC 2026 mock.
• Trees in a row — count the gaps, not the trees SMC 2026 Mock Exam — Grade 4 (Geniebook) · Question 19 (B4) The classic equally-spaced trap — Question 19 of the SMC 2026 mock.
• Mary, Larry, and the plates that cost the same SMC 2026 Mock Exam — Grade 4 (Geniebook) · Question 21 (B6) When two people spend the same amount, the GAP between them never changes — Question 21 of the SMC 2026 mock.
• Bento, mochi, and tea for three friends SMC 2026 Mock Exam — Grade 4 (Geniebook) · Question 22 (B7) Swapping mochi for tea, then cancelling the bento sets — Question 22 of the SMC 2026 mock.
• Squares cut from a sheet, with a strip left over SMC 2026 Mock Exam — Grade 4 (Geniebook) · Question 26 (C1) Fitting squares along a length, and what the leftover strip tells you — Question 26 of the SMC 2026 mock.
• The tortoise that never stops, and the rabbit that rests SMC 2026 Mock Exam — Grade 4 (Geniebook) · Question 27 (C2) Using the steady racer as the clock — Question 27 of the SMC 2026 mock.
• Two rectangles overlapping to make a square SMC 2026 Mock Exam — Grade 4 (Geniebook) · Question 28 (C3) Why the overlap hides edges, and how much perimeter it takes with it — Question 28 of the SMC 2026 mock.
• Roses, lilies, daisies — and a basket that keeps growing SMC 2026 Mock Exam — Grade 4 (Geniebook) · Question 29 (C4) Buying more daisies grows the total you are comparing against — Question 29 of the SMC 2026 mock.
• A corridor measured two different ways SMC 2026 Mock Exam — Grade 4 (Geniebook) · Question 30 (C5) Plants every 4 m, lanterns every 6 m — comparing over a length both fit — Question 30 of the SMC 2026 mock.
• Round tables, rectangular tables, and 205 hungry customers SMC 2026 Mock Exam — Grade 4 (Geniebook) · Question 31 (C6) Testing every count inside a narrow range — Question 31 of the SMC 2026 mock.