Correction, it doesn't say its the largest muslim school in Denmark.
Can't find online translation of danish webpage, but headline is;
Islamic 'free'school teaches children that the earth is flat.
http://www.bt.dk/Soeg.pl?&aid=144766
Super follow-up article quoting Muslim Imam:
Earth Might Be Flat
http://www.bt.dk/Nyheder.pl?c=left&aid=144752
I know, it's amazing Arab countries are still throwing rocks with educational guidelines like these.
Imagine the Arab world without oil...