@DavidBrin tweets related to: Sawyer, Toddmccaffrey, Science, Museum

The Fort Worth Museum of Science and History provides hundreds of programs aimed at engaging children and families in learning.
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July 2 I speak + Rob Sawyer, ToddMcCaffrey at the Ft Worth Science Museum. http://t.co/J8Gk13803p http://t.co/sTgmCGTmJO

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