Items where Author is "Nainggolan, Solawati"
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Nainggolan, Solawati (2018) PENGEMBANGAN PERANGKAT PEMBELAJARAN MATEMATIKA MELALUI PEMBELAJARAN BERBASIS MASALAH UNTUK MENINGKATKAN KEMAMPUAN PEMECAHAN MASALAH DAN SELF –EFFICACY SISWA KELAS X SMK YPK MEDAN. Masters thesis, UNIMED.
Nainggolan, Solawati and Mulyono and Hasratuddin (2017) The Develpoment of Mathematics learning Tool Oriented on Problem Based Learning to Enhance Mathematics Problem Solving Ability and Self Efficacy. In: Proceedings of The 2nd Annual International Seminar on Transformative Education and Educational Leadership (AISTEEL 2017), October 16-17, 2017, Medan City, North Sumatera, Indonesia.