Teaching demonstrator

The utility model discloses a teaching demonstrator, which comprises a support, a rectangular frame, a rotary bowl and a rolled paper, wherein the rectangular frame is fixed on the support, a rotary bowl is arranged on each side of the rectangular frame, and the rolled paper is positioned between tw...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	YAOMING,XIN FU
Format:	Patent
Sprache:	eng
Schlagworte:	ADVERTISING APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND,DEAF OR MUTE CRYPTOGRAPHY DIAGRAMS DISPLAY EDUCATION EDUCATIONAL OR DEMONSTRATION APPLIANCES GLOBES PHYSICS PLANETARIA SEALS
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Beschreibung
Zusammenfassung:	The utility model discloses a teaching demonstrator, which comprises a support, a rectangular frame, a rotary bowl and a rolled paper, wherein the rectangular frame is fixed on the support, a rotary bowl is arranged on each side of the rectangular frame, and the rolled paper is positioned between two parallel rotary bowls. By using the characteristics of high repeatability of the content of courses, the utility model can record the content of courses on the rolled paper, which can be written before class, saving schooltime, can be repeatedly demonstrated, and can be repeatedly used in different classes, reducing the workload of teachers.