Load a crate to match a ratio — and feel the difference between '3 for every 2' and '3 out of every 5'.
The child loads a crate with coloured squares to match a ratio, feeling the difference between part-to-part (3 red for every 2 blue) and part-to-whole (3 out of every 5). Building the mix makes ratio language and proportional reasoning concrete. Best for Grades 4–6.
A free, no-signup, no-ads math game for Grades 4–6 — practising ratios, part-to-part, part-to-whole, proportional-reasoning, fractions. Play in your browser on the KidsDoMath games hub or explore more Ratios & Rates games.
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What math does Part-Whole Port practice? Part-Whole Port practices Ratios, Part to Part, Part to Whole, Proportional Reasoning. The child loads a crate with coloured squares to match a ratio, feeling the difference between part-to-part (3 red for every 2 blue) and part-to-whole (3 out of every 5).
What grade is Part-Whole Port for? Part-Whole Port is built for Grades 4–6 (ages 9–12). It sits in the Ratios & Rates strand, and it ramps across 8 levels so younger or older players find their own pace.
How do you play Part-Whole Port? Load a crate to match a ratio — and feel the difference between '3 for every 2' and '3 out of every 5'.
Is Part-Whole Port free to play? Yes. Part-Whole Port is free, with no ads and no sign-up, and it runs in the browser on a phone, tablet or computer.