Right-Angled Acrylic Prism, 55mm Length, 38mm Hypotenuse Ag Mechanics Curved-side single D-cell holder in

Curved-side single D-cell holder in premium unbreakable plastic

Thirty-two-inch advanced pulley demonstration set with 8 singles

the wider square-face proportions handling broader incident beams in dispersion and refraction demonstrations

this 1000mm red wire with crocodile clips at both ends extends color-coded patch wiring across the longest bench setups

and hinge-distance scales

Right-Angled Acrylic Prism, 55mm Length, 38mm Hypotenuse Ag Mechanics Curved-side single D-cell holder inMid 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.