Plain Bend Receiver Adapter, 29/32 Socket and 29/32 Cone, Borosilicate Glass Subcategory_Geology Models and storage between uses at

and storage between uses at the laboratory bench

Length-adjustable wooden pendulum simple-machine model with a blue bob sliding along the string and a wooden guide keeping the swing on a consistent path for period-vs-length measurements

the lightweight beveled body giving safer per-desk Snell's law and lateral-displacement demos

5 by 2 inch metal frame with a centered 2-inch wheel and one hook

plus 2-dot orbital joints in a fitted storage case

Plain Bend Receiver Adapter, 29/32 Socket and 29/32 Cone, Borosilicate Glass Subcategory_Geology Models and storage between uses atPlain bend receiver adapter in borosilicate glass features 29 32 socket and 29 32 cone for distillation collection with right angle redirection.