Class B Burette with Glass Key Stopcock, 100mL, 0.2mL Graduations, 30.5 inch, Borosilicate Glass Neulog_Accessories Open-frame demo motor with two

Open-frame demo motor with two opposing coils on a spinning axle and 4mm banana inputs

Greatly magnified Paramecium model reveals cilia arrangement

Wood-based friction board apparatus with a 19-inch metal surface plus two hooked friction sliders with different top materials for comparative sliding-friction investigations

Frosted glass gas jar cover measures 2

General purpose googles with side ventilators

Class B Burette with Glass Key Stopcock, 100mL, 0.2mL Graduations, 30.5 inch, Borosilicate Glass Neulog_Accessories Open-frame demo motor with twoClass B burette in borosilicate 3. 3 glass holds 100mL with 0. 2mL graduations and glass key stopcock for titration and volumetric analysis.