Optional sequences
Use a program when order helps.
Programs reference stable Study Item IDs. They never duplicate the canonical learning content.
11 Study Items · v1.0.0
Original 10-Day Challenge
The original guided sprint, retained as an optional program rather than the site's top-level structure.
Open program →11 Study Items · v1.0.0Standard Trainer Job-First Roadmap
A role-aligned route from product boundary through calculation diagnosis, evaluation evidence, and interview transfer without a ten-day constraint.
Open program →