Based on a cultural-historical perspective, where play is conceptualized as the creation of an imaginary situation, the study reported in this paper examines how parent-child playful interactions create shared imaginary situations for mediating scientific learning. The main focus of this paper is to reveal sign-mediated learning process through…

New media is widely used in English teaching and learning, special education, in particular. In the new settings, hearing impaired students' learning features are individualized learning style, visual-based learning mode, weakness in understanding and laziness in learning. It is easy for hearing impaired students to learn English via micro course…