An educational technology demonstration teaching aid device

Abstract

The invention relates to a demonstrating teaching aid system for educational technology, which comprises a base plate, three horizontal placement plates are arranged on the top of the base plate, fourvertical supporting rods are arranged between the base plate and the adjacent placement plate, four vertical supporting rods are arranged between each two adjacent placement plates, a rotating plateis arranged on the uppermost placement plate, one side of the rotating plate is provided with a cavity, a baffle is arranged at the opening of the cavity, the bottom end of the baffle is rotatably connected to the bottom end of the opening of the cavity, a Fresnel lens is arranged in the cavity, a long block is arranged at the rear end of the Fresnel lens, one end, which faces the opening of the cavity, of the long block is provided with a groove, a crossbar is arranged at the opening of the cavity, the Fresnel lens is located under the crossbar, and the top of the long block is higher than the top of the crossbar. The demonstrating teaching aid system for educational technology can carry out teaching by means of the display screen of a laptop computer or an all-in-one machine or a computer, and can also magnify the content on the screen by means of the Fresnel lens, so that the content can be conveniently view by students, consequently, under the premise of utilizing limited teachingresources, the efficiency of education can be sufficiently increased, and students can conveniently comprehend educational technology in depth.

Description

technical field [0001] The invention belongs to the field of educational technology, in particular to an educational technology demonstration teaching aid device. Background technique [0002] Educational technology is an important achievement of the development of modern pedagogy. The participation of educational technology in the educational process is an optimization and improvement of the educational process model, which makes the organizational sequence of the educational process more logical and systematically optimizes the thinking of analyzing and dealing with educational and teaching problems. Educational technology has a long history as an important aspect of optimizing educational activities, which is based on the use of instructional media. It is after the 1960s that people really use the term educational technology and form an independent knowledge system around it. Of course, it has a gestation period and a growth period, which is at most nearly a century. The...

AI Technical Summary

Problems solved by technology

[0003] There are many categories of educational technology in the learning process, but generally speaking, it is for better planning and limited educational resources to better carry out teaching work, but in actual educational work, there are various situations such as limited educational resources that cannot meet expectations In addition, the use of multimedia teaching in educational technology is a common technical means at present, but in many areas, due to insufficient educational resources, multimedia teaching cannot be used, and the teaching process also lacks the teaching of solving practical problems, which is not convenient for students to carry out in the future. teaching plan

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