This document explains the use of for members. Other help topics that may be of interest:

  1. How to use
  2. The Exercises
  3. Other topics

The basics

How to save my scores?

Checking your scores

Exporting Data

How can I join a group?


Search   •    Write to us

Creative Commons License
This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
José Rodríguez Alvira.