The file extension .sb does not mean Saint-Brieuc but Scratch binary in its third version released on January 2, 2019. Scratch is a visual programming language by blocks for kids from 8-year-old developed by the MIT Media Lab’s Lifelong Kindergarten group.
The kids drag-and-drop blocks to build their ideas.
The result is the Koch snowflake, a curve looking from the Armorican coast between Paimpol and Saint-Brieuc, in Brittany, NW France. .
Download the off-line version of Scratch Desktop Setup 1.2.1 for Windows.
En avant vers Scratch 3.0, Académie d’Aix-Marseille, Prim à bord Eduscol