Boyle's Law Glass Tubes, Open and Closed, 2-Piece Entomology & Zoology_Zoology Charts & Models Wooden handle supports a 12-inch

Wooden handle supports a 12-inch bristle cleaning brush for scrubbing general glassware

Demonstration-scale electrolyzer sized for whole-class viewing

Large perch dissection model reveals swim bladder

and redistribution during cell division for biology instruction

this set covers the mid-range bench volumes with raised graduations and tapered pouring spouts

Boyle's Law Glass Tubes, Open and Closed, 2-Piece Entomology & Zoology_Zoology Charts & Models Wooden handle supports a 12-inchTwo piece Boyle's Law glass tube set with one open and one closed tube, sized for demonstrating the inverse pressure volume relationship of a gas at constant temperature.