Book, The Moon Seems to Change (Let's-Read-and-Find-Out Science 2), Branley, Franklyn M, Shows some signs of wear and have some markings on the inside, Children can read about the phenomena of the moon's phases and in an experiment using an orange, pencil and flashlight
Fermentation Tube, Ungraduated, with Foot, Verify gas production in fermentation exercises, gas produced by yeast or other organisms rises into a 5 or 10 mL evolution tube, Diameter: 115mm, Size: 5 mL
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