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-This repository contains some excercises and projects from
-"[The Pharo Mooc](https://mooc.pharo.org/)".
-
-Each project done during the Mooc has its own orphan branch.
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+This repository contains some excercises and projects from
+"[The Pharo Mooc](https://mooc.pharo.org/)".
+
+Each project done during the Mooc has its own orphan branch.
+This master branch contains only this README.
+
+Contact book (contact-book), Tiny blog (tiny-blog) and Tiny
+chat (tiny-chat) are updated to work with Pharo 13 and
+Bootstrap 5.