Orange Soft Rubber Tubing, 12mm, Alternate Model Base Size_6 x 4" the optically worked beveled edges

the optically worked beveled edges widening the visible lateral shift in refraction-angle demos

this 15-inch motion-converter model shows the engineering principle behind crankshaft pistons and rotary-to-linear mechanisms

5-inch sibling for refraction-index investigations across multiple media

Five-inch demonstration compass with a 4-inch magnetic needle and a printed compass map

The topics covered on this board include: Nickel metal battery characteristics

Orange Soft Rubber Tubing, 12mm, Alternate Model Base Size_6 x 4" the optically worked beveled edgesAlternate model orange soft rubber tubing at 12 mm bore, equivalent in application to the primary 12 mm model for laboratory fluid and gas connections between glassware.