Wechat has attracted great attention as a social software of strong interactivity and cohesion. Based on the PST the-ories and its related achievements , the author constructed a Wechat-based learning model of multi-terminal interactive inquiry , and analyzed the feasibility of the model from the dimensions of pedagogy , social interaction and technological support. In order to explore the practical effectiveness of the model, the author carried out the thematic inquiry learning activities based on the model . The re-sults suggested that learners could actively participate in the learning proc...