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Ships within 48 hours · Estimated delivery Aug 26 - Aug 31
Maximum Flow: 60 ipm
The 3M Pro-Grade Earmuff is designed to be a high noise reducing/protection earmuff
Spindle: 5/8 in
Base Type: Pastel Base
Manufacturer Part No: 87-473
Science Wiz Inventions Kit Games/Science STEM Learning Invention Kit 1 pk tier-discount-7 Maximum Flow: 60 ipmAlthough designed for eight year olds, Inventions has an extraordinary history and following by all ages. It has been used at MIT to mentor high school students in physics. It has been used at U. C. Berkeley to mentor women in science. It has been used similarly at other institutions including the Fermi Lab and the University of Texas at Austin. It was rumored that a number of physicists at U. C. Berkeley were spinning the handmade motors on their
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