tˈiːdʒˈɪɹdsmə kˈoʊtʃt æt sˈuː sˈɛntɚ ˈaɪəwə hˈaɪ skˈuːl ænd ɪn nˈaɪntiːnhˈʌndɹɪd sˈɛvənti tˈuː wˈʌn ðə vˈɛɹi fˈɜːst klˈæs tˈuː ˈeɪ stˈeɪt fˈʊtbɔːl tʃˈæmpiənʃˌɪp.
Tjeerdsma coached at Sioux Center (Iowa) High School and in 1972 won the very first Class 2A State football championship.