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Made in 50s, Papa of his son(his greatest achievement)
Categories
General
1
Idea
6
Posts in General
群組的目的
- September 01, 2015
Posts in Idea
教育及德育
- September 03, 2015
向動物學習(その1)
- September 03, 2015
地鐵扶手電梯疏導人群(その1)
- September 02, 2015
鍵盤輸入法
- September 01, 2015
智能電話和3D打印
- September 01, 2015
穩定清潔價廉的水和解決塞車
- September 01, 2015
