Health, Energy, Climate change. Are you tested? Can you test?

Climate change, Energy Health


Energy saving quiz
Das Quiz gibt Tipps, wie man Energie sparen kann
Created by: Rudolf Wagerer / Traudel Weber

2 answers

2 (average vote)

Read the comments to the test

  1. 25/02/2013
    No comments

    Value given by the user 2

  2. 22/09/2010
    So technical!

    Value given by the user 2