Improving students’ Scientific Writing Ability through Collaborative Learning Dede Hasanuddin, Emzir, Sabarti Akhadiah Postgraduate of Language Education Jakarta State, University, DKI Jakarta - Indonesia *Corresponding Author Email: dedehasanudin_pb07s3@mahasiswa.unj.ac.id Abstract Scientific writing is a way for someone to put the concept of thinking in written form so that other pe…