Do your readers wait until the last minute to start their science project? Don’t worry, award-winning author Robert Gardner has everyone covered. Most of these experiments about the desert biome can be done in an hour or less. There are also a few longer experiments for the budding scientist and ideas for science fair projects in case readers have more time.
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语言 英语 ● 格式 PDF ● 网页 48 ● ISBN 9780766059214 ● 出版者 Enslow Publishing, LLC ● 发布时间 2014 ● 下载 3 时 ● 货币 EUR ● ID 8668794 ● 复制保护 Adobe DRM
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