Janice VanCleave's Molecules 在线电子书 pdf 下载 txt下载 epub 下载 mobi 下载 2024

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VanCleave, Janice 作者

John Wiley & Sons Inc

译者

1992-9 出版日期

96 页数

94.00元价格

Pap

丛书系列

9780471550549 图书编码

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发表于2024-11-24

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Janice VanCleave's Molecules 在线电子书 epub 下载 mobi 下载 pdf 下载 txt 下载 2024

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The perfect science fair idea books. Spectacular Science Projects Janice VanCleave's Molecules What are molecules made of? How do water molecules stay together? How does heat affect the movement of molecules? Janice VanCleave's Molecules includes 20 simple and fun experiments that allow you to discover the answers to these and other fascinating questions about molecules, plus dozens of additional suggestions for developing your own science fair projects. Learn about the structure of molecules with a simple experiment using gum drops and toothpicks; about molecular motion with a glass, a cup, and food coloring; about crystals using Epsom salts, a soap dish, and a paint brush; and much more. All experiments use inexpensive household materials and involve a minimum of preparation and clean up. Children ages 8-12 Also available in the Spectacular Science Projects series: Janice VanCleave's Animals Janice VanCleave's Gravity KIDS.

Janice VanCleave's Molecules 在线电子书下载 mobi epub pdf txt 在线电子书下载

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