Tool for learning historical knowledge

Abstract

The invention discloses a tool for learning historical knowledge. An upper wall of the tool body is provided with a square through groove, and the front and rear side walls of the tool body are fixedly connected with chutes. The left and right sides of the upper surface of the tool body are respectively provided with a sleeve plate and a telescoping plate. Moreover, the telescoping plate is in cupjoint with the sleeve plate. The lower side parts of the telescoping plate and the sleeve plate are fixedly connected with sliding blocks, and the sliding blocks are connected with the chutes. Two sides of the upper end of the tool body are fixedly connected with iron pieces, and outer ends of the telescoping plate and the sleeve plate are fixedly connected with magnets. According to the invention, one side of the square through grove on the tool body is opened through the sliding of the telescoping plate or the sleeve plate, and the text information in all bar-shaped grooves are slowly shown, thereby facilitating the memorizing and learning of the historical knowledge. An insertion plate can be taken down through pulling a handle, thereby facilitating the replacement of different recording strips. A drawer is used for storing historical books and learning tools, and piston rods at two sides can be driven to slide left and right through the control of the pressure of oil in a hydraulic cylinder, so as to control the contact of a roller with the ground, and facilitate the movement of the tool body.

Description

technical field [0001] The invention relates to a learning tool, in particular to a historical knowledge learning tool. Background technique [0002] The history class is mainly to cultivate students' methods and abilities to look at problems from a historical perspective by telling students about historical events, historical figures, famous battles, prosperity and governance, clauses and agreements, and the rise and fall of countries in history. An important course to be taken in middle school through high school and university. The history class is divided into many types according to the regional content, such as world history, which refers to the history of human beings all over the world. Local areas include Asian history, European history, and Latin American history. The regional history that wants to be smaller includes the history of the Sanjin region, the history of the Yangtze River Basin, etc., and the smaller level is the local chronicles and personal chronicl...

AI Technical Summary

Problems solved by technology

[0003] In the process of learning historical knowledge, it is often necessary to remember various events, characters and the time of occurrence. For students, there are many things to remember, which are easy to remember. Therefore, a tool to help students learn historical knowledge is needed to assist students. better memory learning

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