Inertia Demonstration Kit Material_Bristle 25-inch frame with draining pins

25-inch frame with draining pins for post-wash inversion and drying

this metal wave apparatus pairs the rotary handle with a degree scale so students can read phase against vertical displacement

this concave glass mirror at 100mm focal length runs at f/1 for vivid real-image demos and converging-reflection work

Aluminum 40cm precision force table with tapped pulley positions and central ring assembly for resolving and composing force vectors under equilibrium conditions

and HVAC work

Inertia Demonstration Kit Material_Bristle 25-inch frame with draining pinsDemonstrates Newton's first law by yanking a metal card from beneath a steel ball, leaving inertia to drop the ball straight into the waiting receptacle below.