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Have you ever wondered what makes popcorn pop' One second a kernel is sitting there, tiny and hard as a rock. Next thing you know, it bursts into a fluffy and delicious snack. If you're curious about this or any of the other mysteries surrounding us every day, then What Makes Popcorn Pop' is the book for you. For example, if salt isn't hot, then how come we use it to melt ice in the winter' Where exactly does wind come from, and how come we can't see it' Why is the sky blue' And while we're on the subject, why are lakes and oceans blue'is it because they reflect the sky' The answers to these questions and dozens more are explained in this fun book from Jack Myers, longtime science editor of Highlights for Children/ magazine. John McDonough's warm and enthusiastic narration captures the limitless joy and wonder of the world around us.