New Subjects and Topics

You can start new subjects and topics in this area. If they grew to a certain level and are edited regularly, they can be transformed to a own subject on resp. get integrated in a existing subject.

A subject von goes through three stages:

  1. Preparation (in this area)

  2. Growth

  3. Professionalization

We are building comprehensive tutorials for every stage.

Of course you are also welcome to join one of the existing new subjects and topics below.

Would you like to get involved? Great! Please use our Chat or onf of the other possibilities, we offer on

Spanish - mathematics


Applied Sustainability

A starting page for Applied Sustainability has already been created however the content can only be found here as we are in the process of creating this Subject. Starting page of Applied Sustainability