Thepurposeofthisstudywastodeterminethelevelofknowledgeofbigballgames of students at State Junior High School 1 Simpang Empat Martapura, Banjar Re- gency, South Kalimantan. The method used in this study was descriptive quanti- tative. The population in this study was 300 and the sample was 124 (purposive sampling). The results of the study showed that the level of knowledge of big ball gamesofstudentsatStateJuniorHighSchool1SimpangEmpatMartapura,Banjar Regency,SouthKalimantanwasintheverylowcategoryof9people(7%),thelow categorywas29people(23%),themoderatecategorywas48people(39%),thehigh categorywas28people(23%),andtheveryhighcategorywas10people(8%).The conclusionof theresultsof thestudyshowedthatthelevelof knowledgeof bigball gamesofstudentsatStateJuniorHighSchool1SimpangEmpatMartapura,Banjar Regency, South Kalimantan was in the moderate category.