Adjustable Wooden Funnel Stand for 4 Funnels, 20" Tall, 1.5" Hole Item Type_Density Cubes & Cylinders Greatly enlarged inner ear model

Greatly enlarged inner ear model exposes bony and membranous labyrinth alongside a sectioned cochlea for vestibular and auditory anatomy teaching

Wood-handled collecting net pairs a sturdy grip with fine mesh netting for classroom field trips and introductory entomology collection work

and optic nerve

this decade resistance box fits bench circuits that need precise

three way catalytic converters

Adjustable Wooden Funnel Stand for 4 Funnels, 20" Tall, 1.5" Hole Item Type_Density Cubes & Cylinders Greatly enlarged inner ear modelFour 1. 5 inch slots arrayed on a 20 inch polished hardwood stand accommodate simultaneous gravity filtrations across student workstations in chemistry classrooms.