逻辑思维是一种有条件、有步骤、有根据、渐进式的思维方式,是借助于概念、判断、推理等思维形式所进行的思考活动。加强聋生的逻辑思维训练,是促进他们对数学知识理解欲望的有效途径。可是聋生由于听力障碍,在思维记忆,语言发展诸方面都存在着严重的障碍。一般的聋生在学习数学中,教师总是把抽象的知识化成直观形象的东西,帮助他们进行理解与记忆。然而随着聋生年龄的增长,仅限于直观具体的物件、动作思维是不够的,还应逐步培养与发展 Logical thinking is a kind of conditional, step-by-step, well-founded and gradual way of thinking. It is a thinking activity that takes the form of concepts, judgments, reasoning and other thinking forms. Strengthening the training of logical thinking for deaf students is an effective way to promote their desire to understand maths knowledge. However, due to hearing impairment, deaf students have serious obstacles in thinking memory and language development. General deaf students in learning mathematics, teachers always abstract knowledge into something intuitive image to help them understand and remember. However, as the age of deaf students grows, it is limited to the visual and specific objects, the thinking of the action is not enough, and the gradual cultivation and development