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Enjoy the e-book 'Jang Young-sil, the Boy Scientist Who Loved Stars'
Jang Young-sil, the Boy Scientist Who Loved Stars

E-Book Introduction

Theme: Creativity

Summary: How did people in the Joseon Dynasty know the time? Thanks to the inventions of the scientist Jang Young-sil, they could know the exact time. What was his invention? Let's find out through the story of "Jang Young-sil, the Boy Scientist Who Loved Stars."


You can enjoy stories in various languages.