OKTA ROSFIANI; WINDU SYAEFUL RIDWAN; ARDIYANTI, H.; CIKA AULIYA NURROHMAH; FITRHA RAMADHAN; AFANDY MUHARROM. The Effectiveness of Collaborative Learning with Group Investigation in Mathematics Lessons in Elementary School Education in South Tangerang, Indonesia. Enigma in Education, v. 2, n. 1, p. 49-52, 19 Feb. 2024.