Gomdori co./繪者：Hong Jong-Hyun

Overview

Works:	0 works in 0 publications in 0 languages

Titles

科學發明王10：提高效率的發明 by: Gomdori co./繪者：Hong Jong-Hyun (Language materials, printed)

科學發明王9：臭味的祕密 by: Gomdori co./繪者：Hong Jong-Hyun (Language materials, printed)