Maksum, Arifin, Universitas Negeri Jakarta, Indonesia

• Vol 8, No 6 (2021): June 2021 - Articles
  Group Investigation Learning in Developing 21st Century Skills of Elementary School Students
  Abstract  PDF
• Vol 8, No 7 (2021): July 2021 - Articles
  The Role of Academic Efficiency on Student Learning Engagement
  Abstract  PDF