Feed number tiles into the Mean Machine, share the total evenly, and dial the average.
The child feeds number tiles into the machine, adds the total, and shares it evenly to find the mean — and even works out a missing tile from a target average. It makes the add-then-divide of averaging concrete. Best for Grades 4–6.
A free, no-signup, no-ads math game for Grades 4–6 — practising mean-average, division, addition, missing-value. Play in your browser on the KidsDoMath games hub or explore more Data & Probability games.
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What math does Mean Machine practice? Mean Machine practices Mean Average, Division, Addition, Missing Value. The child feeds number tiles into the machine, adds the total, and shares it evenly to find the mean — and even works out a missing tile from a target average.
What grade is Mean Machine for? Mean Machine is built for Grades 4–6 (ages 9–12). It sits in the Data & Probability strand, and it ramps across 8 levels so younger or older players find their own pace.
How do you play Mean Machine? Feed number tiles into the Mean Machine, share the total evenly, and dial the average.
Is Mean Machine free to play? Yes. Mean Machine is free, with no ads and no sign-up, and it runs in the browser on a phone, tablet or computer.