Table Top Ray Optics Kit Health & Genetics_Health & Genetics Models and a motor accessory

and a motor accessory

Rotary-knob resistance substitution board offering twelve discrete values from 33 ohms to 10M ohms with 4mm lead connections

preventing blowouts while anchoring the unit against accidental classroom contact

5 Pa Bourdon gauge on a powder-coated metal base for whole-class visibility

Three-part color-coded human skull model differentiates bone regions and sutures for detailed cranial anatomy instruction

Table Top Ray Optics Kit Health & Genetics_Health & Genetics Models and a motor accessoryPairs of lamps, slit plates and combs, holders, wooden barriers, plano convex and double convex lenses, prisms, mirrors, and a semi circular glass block fill this tabletop optics kit.