3D Paramecium Sectional Anatomical Model on Base with Removable Parts, 18 x 8 inch Class_Class B letting students see the plate

letting students see the plate stack and watch electrolyte action through the side wall

110 ohms total at plus-or-minus 0

generating opposite charges along its length to compare negative and positive triboelectric behavior side by side

9A with oxidized constantan winding on a vitreous-enameled steel tube and a phosphor-bronze sliding contact

Hands-on fold-and-fault model with manipulable rock strata

3D Paramecium Sectional Anatomical Model on Base with Removable Parts, 18 x 8 inch Class_Class B letting students see the plateThree dimensional Paramecium sectional model with removable parts reveals cilia, oral groove, nuclei, and internal organelles for protist biology teaching.