Open AccessAn Analysis on Energy-related Units of Science Textbook in the Third Grade of North Korea Primary School
Author(s) -
shinwonsub
Publication year - 2018
Publication title -
eneoji gihu byeonhwa gyoyuk
Language(s) - English
Resource type - Journals
eISSN - 2733-9726
pISSN - 2234-1994
DOI - 10.22368/ksecce.2018.8.2.149
Subject(s) - mathematics education , primary (astronomy) , energy (signal processing) , psychology , mathematics , physics , statistics , astronomy