Right-Angled Acrylic Prism, 55mm Length, 38mm Hypotenuse Length_125mm letting students route current down

letting students route current down either branch of a circuit by choosing which slot the plug occupies

motorized throttle

and series circuits

providing the more readily oxidized electrode that drives current in classic galvanic-cell demonstrations

Dissectable three-part head joins eleven removable torso organs to expose cranial nerves

Right-Angled Acrylic Prism, 55mm Length, 38mm Hypotenuse Length_125mm letting students route current downMid size right angled acrylic prism at 55mm length and 38mm hypotenuse, the 90 45 45 degree polished faces handling longer beam paths for total internal reflection and image inversion.