Ferry Hermanto; Novita Deta Utami; Agus Mursidi. APPLICATION OF JIGSAW TYPE OF COOPERATIVE LEARNING MODEL IN IPS LEARNING TO IMPROVE CRITICAL THINKING ABILITY AND STUDENTS’ LEARNING ACHIEVEMENT IN CLASS XI TPHP 2 SMK N WONGSOREJO ACADEMIC YEAR 2015/2016. Proceeding Humanities: Teacher Training and Education, v. 2, n. 1, 10 Oct. 2022.