Rapid dynasty and year memorizing picture puzzle device for history class
A technology of fast memory and age, applied in the field of education and teaching, it can solve the problems that students cannot directly view the age of the dynasty, cannot arouse students' interest in learning, and reduce teaching efficiency, so as to achieve good teaching effect, convenient memory, and increase the effect of learning interest.
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[0018] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention.
[0019] refer to Figure 1-6 , a jigsaw puzzle device for quickly memorizing the number of dynasties in a history class, comprising a base 3, the bottom four corners of the base 3 are screw-connected with pulleys 6, the top four corners of the base 3 are welded with vertical rods 10, and the top right side of the base 3 is welded with The year display device 4 can display the historical years through the year display device 4. The year display device 4 includes a round seat 404, and a bearing 407 is embedded inside the first cylinder 401, and the connecting rod 402 can be rotated through the bearing 407. The inside of the bearing 407 is plugged with a connecting rod 4...
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