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![Siemens Stem Day: Life Science: The Time of Our Life [Pdf] Lesson Plan](https://static.lp.lexp.cloud/images/attachment_defaults/resource/original/FPO-knovation.png "Siemens Stem Day: Life Science: The Time of Our Life [Pdf] Lesson Plan")
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Young scholars will learn about ancient organisms as they create a timeline showing when they appeared on Earth.
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Young scholars will learn about ancient organisms as they create a timeline showing when they appeared on Earth.