Natural Science

Vol.12 No.11(2020), Paper ID 104066, 11 pages

DOI:10.4236/ns.2020.1211061

 

A Design of Remote-Controlled Chalkboard Eraser

 

Haohua Chen, Qidong Zhou

 

Cambridge A-Level Center, Hangzhou Foreign Languages School, Hangzhou, China
Cambridge A-Level Center, Hangzhou Foreign Languages School, Hangzhou, China

 

Copyright © 2020 Haohua Chen, Qidong Zhou et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

 

How to Cite this Article

Chen, H. and Zhou, Q. (2020) A Design of Remote-Controlled Chalkboard Eraser. Natural Science, 12, 688-698. doi: 10.4236/ns.2020.1211061.
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