Laplace Law Demonstration Apparatus Capacity_50mL Hand-painted skin cross-section enlarged 300

Hand-painted skin cross-section enlarged 300 times exposes epidermal layers

Glass convex mirror at 100mm diameter and 150mm focal length

Polished wood pipette rack holds 12 pipettes horizontally in an 8

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

supporting both qualitative and quantitative force-vs-distance student investigations

Laplace Law Demonstration Apparatus Capacity_50mL Hand-painted skin cross-section enlarged 300Aluminium rail Laplace apparatus with a marked mobile bar that moves under 2. 5A of current, illustrating how current direction and field together produce force.