Translation of Kettenschutz

If someone tells me to try a delicacy I won't eat it although I have never tried it. It took me twenty year to try Sushi and yes I love it. My friends tell me that I am conservative and stubborn.
In addition, after the tests I would like to give also a presentation to some of the teachers, as usually the different ideas come with the presentation. After speaking with them, some ideas emerge...
Thanks for the tip: We will add a lesson on colours! About the topical lessons around the home: Do you have specific words that you think should be added? It will take a while until we upload the new version.