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Refillless color pen / Pen Design for Children in Poor Areas

Refillless color pen

This is a pen that can transform plants such as leaves and grass into paint. Therefore, with this pen, children in poor areas can also enjoy the joy of painting in different colors.



NingBo, China

Yuke Yang,
Ningbo University

Yongjie Yuan,
Ningbo University

Yushan He,
Ningbo University

Dongrui Li,
Ningbo University