class size was 17.06 kindergartners. Of the children in kindergarten, 146 or 50.3% were female, 163 or 56.2% were not Swiss citizens and 140 or 48.3% did not speak German natively. The lower and upper primary levels begin at about age 5-6 and last for 6 years. There were 446 children in who were at the lower primary level and 455 children in the upper primary level. The average class size in the primary school was 17.15 students. At the lower primary level, there were 225 children or 50.4% of the total population who were female, 245 or 54.9% were not Swiss citizens and 218 or 48.9% did not speak German natively. In the upper primary level, there were 224 or 49.2% who were female, 221 or 48.6% were not Swiss citizens and 217 or 47.7% did not speak German natively. In the secondary school district there are 622 students. At the secondary level, students are divided according to performance. The secondary level begins at about age 12 and usually lasts 3 years. There were 318 teenagers who were in the advanced school, of which 179 or 56.3% were female, 93 or 29.2% were not Swiss citizens and 92 or 28.9% did not speak German natively. There were 274 teenagers who were in the standard school, of which 124 or 45.3% were female, 173 or 63.1% were not Swiss citizens and 174 or 63.5% did not speak German natively. Finally, there were 30 teenagers who were in special or remedial classes, of which 13 or 43.3% were female, 20 or 66.7% were not Swiss citizens and 20 or 66.7% did not speak German natively. The average class size for all classes at the secondary level was 19.73 students. The main library in Kreuzlingen is the Stadt- und Berufsschulbibliothek. The library has () 22,870 books or other media, and loaned out 120,211 items in the same year. It was open a total of 290 days with average of 30 hours per week during that year. Transportation Kreuzlingen is a rail node, and also the northern terminus of the A7 motorway in Switzerland. Sport FC Kreuzlingen is the municipality's football club. Kreuzlingen has traditionally been one of Switzerland's hubs in Water polo. The SC Kreuzlingen won the Swiss Championship a total of 9 times. Notable people August Gremli (1833–1899) a Swiss physician and botanist Enrique Conrado Rebsamen Egloff (1857-1904) a Swiss Educator