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".2mL PCR tubes"
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Speed of a Bubble Set
The Speed of a Bubble Set connects the mathematical concept of slope to the physical science concept of velocity.
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Electron Tube Holder Demonstration Series
Tube holder is made of robust plastic for holding D-series electron tubes. Stand has a wishbone, 360° rotating clamp made of heat-resistant plastic and two base holes for affixing the Teltron Helmholtz Coils. On rubber feet to prevent slipping.
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TeacherGeek Vinyl Tubing for Hydraulics - ¹/₈ in. Int.Ø
100 feet of extra tubing for TeacherGeek projects.
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Hare's Apparatus
Mounted on a wooden stand with a scale, the apparatus is comprised of a three-limbed glass tube with rubber tubing on the center.
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Boomwhackers Tuned Percussion Tubes
Boomwackers are brighly colored plastic tubes tuned by length to musical notes.
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Resonance Apparatus
With the Resonance Apparatus, students investigate the effect of frequency on wavelength.
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Hydrogen and Helium Spectrum Tube
Illustrate how spectral patterns can be analyzed from a combination of gases.
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Tube Holder S Student Series
Easy and safe way to hold and power your tubes.