My name is Rolf Kretschmann and I am currently a secondary school teacher.
I teach Physical Education and Philosophy at the Gesamtschule Emschertal in Duisburg, Germany.
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I apologize for any inconvenience caused by the ads at the bottom of the pages. I am not responsibly for the ads’ content. The ads are part of the free template and website hosting offered by https://wordpress.org/. I have no influence on their appearance, layout, and content. I can’t switch them off or delete them, as I am sticking to the no-cost website-hosting plan by https://wordpress.org/. I’m not making any money from the website and the ads.
Please note that my old homepage is out of commission: