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concave-convex / pencil


It’s a pencil design aiming at solving theproblem of a pencil rilling down from a desk.Besides,this is an eco-feiendly design as it is made of sawdust and can be reused as functional devices by recombinating when out of use.In this way,not only will it be benefit to the environment,it can also develop children’s imagination and strengthen their sense of responsibility of environmental protecting.


Zhejiang University

Zhejiang University
Hangzhou, China