Force Oscillation and Resonance Demonstration Kit Lab Equipment and Supplies_Racks & Stands Twelve-slot natural wood buret rack

Twelve-slot natural wood buret rack organizes vertical buret storage and simultaneous titration setup in chemistry and analytical laboratory classrooms

supplying a hands-on teaching tool for atomic and molecular orbital visualization in introductory and advanced chemistry

Three-speed manual transmission with reverse in a clear-plated case

verifying conservation of momentum in two dimensions for mechanics-unit investigations

Force Oscillation and Resonance Demonstration Kit Lab Equipment and Supplies_Racks & Stands Twelve-slot natural wood buret rackSpeed controlled 6V motor driving two cams pumps four spring mass systems at any chosen frequency, letting students sweep through resonance and watch amplitude peak when drive matches natural pitch.