A Scratch-Based Collaborative Learning System with a Shared Stage Screen. - Yusuke Fukuma; Kumpei Tsutsui; Hideyuki Takada; Ian Piumarta (CollabTech, 2017)

A classroom SNS to promote reflective activity in programming learning for children. - Kumpei Tsutsui; Hideyuki Takada (Res. Pract. Technol. Enhanc. Learn., 2018)