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Wulansari, B. and Handayani, B. L. and Julie, H. and Panuluh, A. H. (2019) Hypothetical Learning Trajectory for Uniform Motion and Gradient Using the STEM Approach. In: The 7th South East Asia Design Research International Conference 2019 (SEA-DR IC 2019), 25–27 July 2019, Sanata Dharma University, Yogyakarta,.