ngwongwo / ọrụ Ngwanrọ & ngwanrọ BigBlueButton 5.0 5.0 n'ime kpakpando ise (dabere na nyocha 1) ỌmarịchaỌ dị ezigbo mmaNkeziOgbenyeJọgburu Site naahiafree_azrarp27/02/2022 BigBlueButton is an open source web conferencing system designed for online learning. GỤKWUO