Eko Setyowati, Widiastuti Agustina, Chemistry Education, Universitas Sebelas Maret, Indonesia

• Vol 13, No 3 (2025): JULY 2025 - Jurnal Pendidikan Sains Indonesia (Indonesian Journal of Science Education)
  Evaluating the Quality of STEM-PjBL Learning Materials on Stoichiometry Supported by a Simple Photometer: An Aiken’s Index Approach
  Abstract  PDF

ISSN 2338-4379  (print) | 2615-840X (online)
Organized by Universitas Syiah Kuala 
Published by Master of Science Education Study Program Graduate School Universitas Syiah Kuala, Banda Aceh, Indonesia
Website : http://jurnal.usk.ac.id/jpsi
Email     : jpsi@usk.ac.id