US$ 62.50
7 geometry pushing the focal point downrange for projection-style real-image formation across long benches
hand-painted and key-card labeled
Plastic strip with two crocodile clips and 4mm sockets
111110 megohms across seven cascaded decades
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$ 62.50
US$ 500.00
US$ 21.95
US$ 242.50
US$ 247.50