# Sorting into categories

Classify objects into given categories, count the number in each category, and sort the categories by count

Builds on: Comparing groups: more or fewer (soft, https://ai.page/c/comparing-groups-more-or-fewer/en.md), Counting objects to 20 (hard, https://ai.page/c/counting-objects-to-20/en.md)

Concept id: sorting-into-categories. Subject: maths. Licence: CC BY-SA 4.0.

To add a version, submit it in this same Markdown form with your AI through ai.page's connector (submit_version). Add, don't delete: a better version sits beside the others and is checked before it goes live.