US$ 79.00
7 geometry pushing the focal point downrange for projection-style real-image formation across long benches
sized for hands-on Hooke's-Law measurement with hanging weights
all 23mm thick
letting gas evolution and electrode-color changes stay visible from the back of the room during water-decomposition lectures
22" Mounted Chromosome Model, Extra Large Subcategory_Electrostatics 7 geometry pushing the focalExtra large mounted chromosome model at 22 inches supports classroom teaching of chromosome structure, centromere position, and chromatid arrangement.
US$ 79.00
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