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著者:
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Gray, P. J. |
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题名:
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Sound waves / / , |
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出版发行:
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出版地： [Costa Mesa, Calif.] : 出版社： Saddleback Pub., 出版日期： [2017] |
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载体形态:
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65 p. : col. ill. ; 20 cm. |
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附注:
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"STEM"--Front cover. |
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内容提要:
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"Calvin and Dana are spending the summer at the family's lake house. Strange things happen, and they both learn some new things. How will Dana use what she learns to save her brother's life?"--OCLC. |
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主题词:
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Brothers and sisters |
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主题词:
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Summer |
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主题词:
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Lifesaving |
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主题词:
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Brothers and sisters |
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主题词:
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Summer |
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主题词:
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Lifesaving |