# New source stories — educator selection

Educator selects actually taught components before opening. Later forms need a real preserved first/teaching/interval/exposure/support; public sources are not secure or calibrated. [Selection](../teacher/ASSESSMENT.html). [Start here](../README.html).

- [A-first · The music-picture courtyard](A-first-source.html)
- [A-later · The seed-picture exhibition](A-later-source.html)
- [B-first · The snack-picture model](B-first-source.html)
- [B-later · The route-picture counter](B-later-source.html)
- [C-first · The star-picture corner](C-first-source.html)
- [C-later · The puppet-picture balcony model](C-later-source.html)
- [D-first · The parcel-picture studio](D-first-source.html)
- [D-later · The boat-picture worktable](D-later-source.html)