4.OA.B.4 games
Play Factor Pairs FarmCommon Core 4.OA.B.4 · Grade 4 · Operations & Algebraic Thinking
Find factor pairs for whole numbers up to 100, and tell prime from composite.
7 free games that practise it — no ads, no sign-up, no student accounts. Easiest first. Each game has a Use in class menu to share it to Google Classroom or Teams.
Best match
- Factor Pairs FarmGrades 4–5Plant crops into rows and columns until the field forms a perfect rectangle — every full rectangle is a factor pair.Play
- Factor DigGrades 4–6Drill number boulders apart with a factor that divides them, digging a factor tree down through the dirt until only prime gems are left.Play
- Prime FactoryGrades 4–6Dock rush! Numbers roll toward the shipping dock — SPLIT the composites into factor pairs, SHIP the primes whole. Watch out for sneaky 51s and 91s.Play
Also practises it
- Prime ChompGrades 3–6Steer a muncher through a maze of numbers and chomp only the multiples, factors or primes the rule asks for while dodging the ghosts.Play
- Factor ForgeGrades 4–6Hammer a number to cut two glowing ingots into equal bars (a shared factor) or stack them up to meet (a shared multiple).Play
- Vector VanguardGrades 3–4Alien fleets attack in rectangular formations — read the ship count, dial a ROWS × COLUMNS plasma matrix whose area matches it, and FIRE before the fleet lands. Waves keep coming and keep growing.Play
- Division SquadronGrades 3–5Fire your split cannon at an alien formation: tap ÷3 and the ships snap into rows of 3, every full row explodes, and the leftover ships — the remainder — dive at you.Play
More grade 4 standards: 4.NBT.B.6 · 4.NF.A.2 · 4.NF.C.6 · 4.MD.C.6
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