KUSWARA, DIDI. THE DIFFERENCES OF LEARNING OUTCOMES BETWEEN STUDENT WHO ARE TAUGHT BY NUMBER HEAD TOGETHER (NHT) AND JIGSAW COOPERATIVE TECHNIQUE LEARNING METHOD IN CLASS VII JUNIOR HIGHT SCHOOL 1 GANGGA. PENBIOS: JURNAL PENDIDIKAN BIOLOGI DAN SAINS, v. 1, n. 02, p. 31-39, 8 nov. 2018.