Proportion and ratio game for kids

A pairing is given, such as 4 gives 12, and your child finds the number that matches another value. Along the way they learn to spot the multiplier.

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ages 11-15✓ Free, no account, no ads✈️ Works offline

What your child practises

Recognising proportional relationships
Finding the multiplier
Calculating a missing value

Supports ratio and proportion in upper primary and lower secondary.

How to play

Four options, only one correct. A mistake costs nothing, but a streak of right answers does count: that is what makes you progress.

Install Poroki on your phone or tablet

Once installed, Poroki opens from the home screen like an app and works without internet: in the car, on a plane, at the grandparents'. No app store, no account, no ads.

✈️ Plays offline

📱 An icon on the home screen

🔒 No data collected on your child

Parents' questions

Is Proportion really free?

Yes. Poroki is free, with no ads and no in-game purchases. It is funded by voluntary donations.

What age is it for?

Proportion is designed for children aged 11-15. The level adapts to your child's answers.

Can my child play without internet?

Yes. Install Poroki from your browser to the home screen and every game then works offline.

Do I need an account?

No. Your child can play straight away. An optional parent space, with no email address, lets you follow progress and set play time.

Proportion and ratio game for kids

What your child practises

How to play

More games for ages 11-13

Install Poroki on your phone or tablet

Parents' questions

This game is also available in