An essential piece of equipment for demonstrating that the forward velocity of a ball ejected vertically is the same as the forward velocity of the vehicle from which it was ejected. Includes a vertical spring-loaded barrel and a 1" diameter steel ball. The ejection mechanism has two settings that are controlled by a release pin and cord. Instructions are provided.
Durable, anti-fog safety glasses that fit comfortably on any head size.
These extra-large, powder-free, 5mil Nitrile Exam Gloves are designed and manufactured for superior comfort and protection.
These ear plugs are made of self adjusting foam that provides a comfortable, low pressure fit and excellent sound filtration.
High-protection, fluid-resistant and anti-static disposable lab coat in size Large.
These disposable surgical-style earloop face masks conform to the ASTM F1862 Level 1 clasification. Box of 50.
These goggles meet the ANSI Z87.1, 2010 High Impact standards.
This glass Erlenmeyer mug makes an excellent gift!
This caffeine molecule mug makes an excellent gift!
Comprehensive collection of 30 fossils.
This adapter-powered butterfly uses Flexinor wires to create a realistic visual effect!
Build your own 10 inch kaleidoscope with this great kit!
This is a classic demonstration toy of the powers of magnetic fields!
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