Concepts

Ninja, an orange-and-white cat, lying on the ground, mid-meow

The Building Blocks

Twelve concepts the system will need to understand, long before anyone writes code.

Ninja, a pale orange-and-white cat, standing on a garden path, with Ciccio, a black cat, lying behind and looking at the camera

Meeting a Cat

Meeting a cat should take one photo and feel like a small gift. But the gift is for the cat: every meeting adds to its story and helps the people who look after it.

Lucia, a calico cat, seen from behind, its black, orange and white patches clearly visible

Cat Identity & Multiple Names

How do you model one cat that has three names, two homes and no clear owner?

Encounters: Every Meeting Adds to the Story

Each time someone meets a cat, they add a little to its shared history.