Page 1 - C:\Users\SDN 1 Sumpiuh\Documents\Flip PDF Professional\4. BAHAN AJAR BERBASIS STEM_TESIS_LANGGENG BASUKI\
P. 1
LANGGENG BASUKI, S.Pd.
SUM MBER
S SU UMB BE ER R
ENERGI
E EN NE ER RG GI I
ALTERNATIF
A AL LT TE ER RN NA AT TI IF F
KELAS 4 SEMESTER 1
MODEL STEM
(SCIENCE, TECHNOLOGY, ENGINEERING,
AND MATHEMATHIC)
5
5 5