Daisuke Saito, Hironori Washizaki, Yoshiaki Fukazawa, Tetsuya Yoshida, Isamu Kaneko and Hirotaka Kamo, “Learning Effects in Programming Learning Using Python and Raspberry Pi: Case Study with Elementary School Students,” IEEE International Conferene on Engineering, Teaching and Education (TALE 2019), Yogyakarta, Indonesia, 10-13 December 2019 (CORE Rank C)