14-Piece Solid Brass Slotted Mass Set Meters_Electrical 5 inch base for precise

5 inch base for precise angle measurement during wave-optics investigations

and nucleus out of the cell body for hands-on organelle identification in cell biology teaching

sized for resistance coils and thermocouple legs where copper-nickel alloy holds its value across temperature swings

Miniature desktop torso with 12 removable parts includes a dissectable head and brain for compact classroom anatomy and biology teaching

varying length isolating density as the single variable across materials

14-Piece Solid Brass Slotted Mass Set Meters_Electrical 5 inch base for preciseBrass fourteen piece slotted mass set machined across 1 to 500 gram pieces at a 1110 gram total, supplied on a plastic and metal rack with a carrying handle for classroom transport.