Grades 3–8 · Thanksgiving · Algebra logic puzzles
Harvest Scale
The Thanksgiving edition of Scale Sleuths. Every pumpkin, pie, apple and ear of corn has a secret weight. Use the balanced market scales to figure out what each one weighs.
Common Core 4.OA.A.3 (4.OA.3) Games
7 multiplayer classroom games aligned to Common Core standard 4.OA.A.3 (often written 4.OA.3). Pick one to practice this standard with your whole class on a smartboard or Chromebooks, with no student logins. Every game has a free demo.
Grades 3–8 · Real-world problems
Math Island Survival
The class is stranded! Work together to gather food and water, build a shelter and finish a rescue boat before the days run out.
Grades 3–5 · Equations & Properties
Missing Number Bingo
Your bingo card is made of problems. Solve the missing numbers to stamp squares and get four in a row.
Grades 3–8 · Algebra logic puzzles
Scale Sleuths
Crack balance-scale logic puzzles: every shape has a secret weight. Use the balanced scales to figure out what each mystery shape weighs.
Grades 3–5 · Word Problems
Story Problem Safari
Solve multi-step word problems to spot animals on safari. Fill your field guide first.
Grade 4 · Review game
Turf Takeover: 4th Grade Math Review
A team review game for every 4th Grade math standard. Teams claim tiles on a map by answering questions, and can steal each other's tiles. Play a full review or pick the standards you want. The results show % correct for each standard.
Grades 3–8 · Algebraic reasoning
Weigh-In Pairs
The gym scale only weighs two balls at a time. Use the pair readings to figure out what every ball weighs, with live needles that show when your numbers match.
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