343-Piece Giant Molecular Model Set, 99 Atoms Included_Stopcock Grips burettes

Grips burettes

with a slide-bar carriage and three binding posts at the winding ends and slide bar

this metal helix lets stairwell-scale wave-propagation experiments amplify the visibility of standing waves

Decade capacitance box stepping from 100pF to 1000pF in 100pF increments at plus-or-minus 5% on 63V

free of magnetic-core saturation effects for AC circuit

343-Piece Giant Molecular Model Set, 99 Atoms Included_Stopcock Grips burettesWhole class visible giant molecular model set with 99 atoms 1 2 inches in diameter and 343 total pieces including double bond, turning, and connector links for back of the room demonstrations.