Glass Block Rectangular Zoology Model and each side is calibrated

and each side is calibrated so all the pieces fit together

2 x 3" X 3" Gauze dressing pads

Very durable with a strong and a sturdy body

Compound Pendulum with stand

This real dissected specimen of Lizard has been embedded in plastic for observation and study

Glass Block Rectangular Zoology Model and each side is calibratedUse our Rectangular Glass Block to verify the laws of refraction in your physics class. Determine the refractive index of this glass block by determining the angle of incidence and the angle of emergence of the ray. Determine the lateral displacement of the emergent ray from the initial incident ray. Available in 2 sizes: 72mm x 49mm x 15 mm 110mm x 61mm x 19 mm Premium Quality: Glass Block Rectangular is made of high grade construction all the way