home.md

-This wiki contains simple tutorial models to get you acquainted step by step 
+This wiki contains simple tutorial models designed 
+to get you acquainted step by step 
 with the concepts and the syntax of Onelab models.
-Explanations are given directly in the models files, 
-which you can browse from the list below.
 
-You can also download all tutorials with the command:
+The list below gives the main new concepts 
+introduced by each tutorial.
+Explanations are given as comments directly in the models files,
+which you can browse directly from the list.
+
+You can also download all tutorials on your computer with the command:
 
 ```
 git clone http://gitlab.onelab.info/doc/tutorials.git