AuthorYe Jong-hwa
Ye Jong-hwa: Yay! Why do echoes happen?
$17.00USD
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Description
Science fairy tale for children! Why do you think there's a echo? F. We're surrounded by all kinds of matter, light, waves, motion, electricity, and so on. We're going to look at the concepts and principles of matter, and the scientific principles that are hidden in all sorts of play-players and tools and machines that we have around life.
Korean title: 야호~ 메아리는 왜 생길까?
Korean author: 예종화
Korean publisher: 키움북스
ISBN-13: 9788968730269
예종화: 야호~ 메아리는 왜 생길까?
예종화: 야호~ 메아리는 왜 생길까?
