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How Sensors Work (Library) (Victoria G. Christensen)

shipping to 94043 only 1 left
get it by Wed, May 2 with standard shipping.
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not sold at Manhattan Herald Square

about this item

"Have you ever seen lights turn on automatically when you step into a restroom? This curricular, STEM-focused title will explore how robotic sensors can help save energy, keep people safe, and make life more convenient."--
Number of Pages: 40.0
Genre: Juvenile Nonfiction
Sub-Genre: Technology / Electricity + Electronics, Technology / How Things Work-Are Made

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