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DC MOTOR MAKING KIT (TPJ_EMG_7821 )
SIMPLE DC MOTOR (TPJ_EMG_7819 )
ELECTROMAGNETIC GATE (TPJ_EMG_7818 )
INDUCTION ENGINE (TPJ_EMG_7826 )
NO MAGNET MOTOR (TPJ_EMG_7820 )
MAGLEV TRAIN (TPJ_EMG_7825 )
ELECTROMAGNETIC CRAIN (TPJ_EMG_7823 )
ELECTROMAGNETIC CRAIN (TPJ_EMG_7824 )