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LaMotte® Alkalinity Water Test Kit
Precalibrated test tubes and labware give fast, accurate results on-site, in the classroom, or in the lab.
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Lab 1: Diffusion and Osmosis
The selective permeability of membranes is of fundamental importance to cellular physiology. Students will perform experimental procedures involving diffusion, dialysis, water potential and osmotic potential. For 10 lab groups.
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High-Frequency Tesla Coil
The high-frequency coil can be used to test vacuum equipment for leakage or excite electrical tubes for demonstrations.
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Direct Vision Spectroscope, Advanced
Fine hand instrument for qualitative visible spectrum analysis.
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Bell Jar with Battery Operated Buzzer
This bell jar demonstrates that sound waves can't travel and therefore can't be heard without air or matter.
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Forensic Enzymology Lab Activity
Investigate Trace Evidence of Enzymes in Saliva Samples
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TeacherGeek Advanced Hydraulic Arm
Explore a full range of motion with the advanced hydraulic arm
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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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Eisco® Student Coin and Feather Tube
The Student Coin and Feather Tube shows the two items in a vacuum, falling at the same rate.
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Essential Physics Demo: Magnetic Deflection of an Electron Beam
This demo features a cathode beam to explain the electromagnetic nature of electrons.
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Centripetal Force Kit
The Centripetal Force Kit is inexpensive and effective.