GLass beaker Cup all sizes chemical experiment Laboratory

School supplies refer to the tools often used in learning. In terms of categories, school supplies can be mainly divided into two categories: traditional school supplies and electronic school supplies. Traditional school supplies include notebooks, erasers, blackboards, desks, ink, rulers, compasses, pencil cases, schoolbags and so on. The e popular e-learning supplies are: repeat reader, click reader, computer, iPad, and so on. In people's life, there are many kinds of school supplies. With the rapid development of social economy and modern electronic technology, traditional school supplies can no longer meet people's needs for school supplies. Electronic school supplies are suddenly emerging and are favored by more and more young people. China's huge consumer groups of school supplies spend a considerable amount on buying school supplies every year, and the school supplies market is attracting more and more businesses' attention. So that students can intuitively, visually understand the teaching content used by all kinds of instruments and teachers teaching tools used in the general term. Teaching AIDS for short. Teaching AIDS can improve students' interest in learning, enrich perceptual knowledge, help to form clear concepts, and develop students' observation and thinking abilities. Generally divided into ordinary teaching AIDS, special teaching AIDS, children teaching AIDS 3 categories. (1) General teaching AIDS: including primary and secondary school basic education and college, all kinds of professional education used by the conventional and professional teaching AIDS. Generally, there are objects, objective things directly presented in front of students, so that students directly feel; Simulated physical objects, including specimens, models and other replicas, such as globes, mannequins, engineering equipment models, etc.; Diagrams depicting the image of things, including drawings, photographs, maps and statistical, design and other visual diagrams; Modern equipment for reproducing the image and process of things, such as film machines, television sets, tape recorders, video recorders, slide projectors, projectors, etc. There are also the usual teaching AIDS used in teaching, such as blackboard, eraser, whiteboard, chalk and so on.

② Special teaching AIDS: generally refers to the special education objects such as blind, deaf, dumb and other disabled people and mentally retarded children used for teaching special instruments. Common special education with blind board, blind pen, hearing AIDS, visual AIDS and so on.

(3) Children's teaching AIDS: toys and intellectual development supplies used for preschool children's enlightenment education. It can develop children's motor ability, train their perception, stimulate their imagination, arouse their curiosity. Children's teaching AIDS are material conditions for children's physical and mental development, including intuitive pictures, images, technology, piecing, assembling toys, buildings, structural models, musical sound toys and so on.