Doppler Effect Demonstration Apparatus with 92dB Buzzer Glass Sets & Apparatus_Distillation Apparatus this set covers the mid-range

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

Coplin staining jar holds five standard 76 x 25mm microscope slides upright in 4

providing lightweight projectiles for collision-and-ramp experiments where steel or glass would carry too much momentum or break on impact

the trio covering different sizes for total internal reflection

and representative organism preparations for introductory biology microscopy

Doppler Effect Demonstration Apparatus with 92dB Buzzer Glass Sets & Apparatus_Distillation Apparatus this set covers the mid-rangeDemonstrates the Doppler effect by swinging a 92dB buzzer on a 0. 8m tether, revealing the shift between approaching and receding frequencies in introductory wave and sound units.