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Inkjet Printer
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In this activity, learners investigate how inkjet printers produce tiny, precise drops of ink.
Life Size: Line 'em up!
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In this activity on page 1 of the PDF, learners compare the relative sizes of biological objects (like DNA and bacteria) that can't be seen by the naked eye.
Horton Senses Something Small
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In this story time program, young learners listen to the Dr.