US$ 190.00
Pack of 10 Stoddard test tube clamps in stainless steel with finger grip securely holds test tubes during heating
111110 megohms across seven cascaded decades
Molded black plastic replacement knob sized for the goggle sanitizer cabinet timer switch
Plastic-cased solar energy kit with a panel
gear train
Forced Oscillation and Resonance Demonstrator, 19" Tall Glass Sets & Apparatus_Distillation Apparatus Pack of 10 Stoddard testDemonstrates Hooke's Law, forced oscillation, and resonance through a 6V motor driving cams and spring actuators across four springs and two hanging masses on a 19 inch frame.
US$ 190.00
US$ 30.00
US$ 12.99
US$ 195.00
US$ 195.00