Page 1 - 4. BAHAN AJAR BERBASIS STEM_TESIS_LANGGENG BASUKI_Neat

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)

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