Dual-Range Moving Coil DC Voltmeter, 0-5V / 0-15V Material_Mesh letting students rearrange bars to

letting students rearrange bars to convert between series and parallel topologies on the same set of lamps

and intervertebral disc anatomy for musculoskeletal system teaching

Zinc alloy LPG Bunsen burner with flame stabilizer ships with a 2-foot neoprene gas hose for immediate bench setup in chemistry classrooms

Single B22 bayonet lamp holder on a hard plastic base with two 4mm banana terminals

providing a quick swap-in reference for general-purpose AC-circuit and timing-experiment work

Dual-Range Moving Coil DC Voltmeter, 0-5V / 0-15V Material_Mesh letting students rearrange bars toDual range 0 5V and 0 15V moving coil DC voltmeter at plus or minus 2. 5% accuracy with an inclined face, letting students read both small cell and battery stack voltages on a single instrument.