Based on theories of embodied cognition, this study applied technologies of natural user interface to design gamification activities for learning fundamental projectile motion. The embodiment-based design facilitates elementary learners to learn the abstract concept of fundamental projectile motion through their body-moving experience. When the learners perform gamification activities with thei...

This paper introduces a corpus of Korean-accented English speech produced by children (the Korean Children’s Spoken English Corpus: the KC-SEC), which is constructed by Seoul National University. The KC-SEC was developed in support of research and development of CALL systems for Korean learners of English, especially for elementary school learners. It consists of read-speech produced by 96 Kore...

Researchers have advocated problem solving to induce learners in conceptual change process as problem representation is central to whether or not learners achieve the intended change [1]. One way to help learners develop their problem representations is through tools that will enable them to externalize problem representations [2] and this can be done by encouraging learners to build dynamic mo...