290-Piece Organic Chemistry Molecular Model Teacher Set Science at Home_General Science Supplies sized for whole-class visibility during

sized for whole-class visibility during gas-law and fluid-mechanics lessons

clamping to bench edges for pulley experiments that need a fixed overhang off the worktop

and baskets for scrubbing metal parts in workshop and garage environments

thermometers

Single large transparent plate filled with iron-rod plotting compasses

290-Piece Organic Chemistry Molecular Model Teacher Set Science at Home_General Science Supplies sized for whole-class visibility duringTwo hundred ninety piece organic chemistry teacher set with 122 atoms and 168 links covering single, double, and triple bonds, with a removal tool and detailed photo illustrated manual.