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教具是以传播科技、教育人为目的的实物,是完全的科技传媒,是青少年科技活动中不可缺少的器材。科技活动中用的教具有实物教具和复制品教具。具体有来自自然界的标本或样品:如用于科技教育活动中的生物标本、矿物标本、化石、岩石及珍稀动物样品等。还有标本的仿制品和模型:有些标本十分珍贵,不宜到处传播,于是人们制作了各种仿制品以及模型,用以传播科技信息。又如人体解剖模型、航、海、车三模所用的型等。教具还可以分成演示
Teaching aids is to disseminate science and technology, educating people for the purpose of the physical, is a complete science and technology media, young science and technology activities indispensable equipment. Teaching materials used in scientific and technological activities are physical teaching aids and copying aids. Specific samples or samples from nature: such as for scientific and educational activities in the biological specimens, mineral specimens, fossils, rocks and rare animal samples. There are specimens of imitation and models: Some specimens are very precious, not spread everywhere, so people made a variety of imitation and models for the dissemination of scientific and technological information. Another example is the human anatomy model, navigation, sea, cars and other models used by the three-mode. Teaching aids can also be divided into demonstrations