Analyslide*Petri Dish on a Slide, Material: Polystyrene, Combines covered petri dish with microscope slide, Rectangular base fits microscope stages, Dish serves as an examination and storage container for 47mm diame
4D Anatomy Human Heart Model, 4.5in model contains 32 detachable, hand-painted medical education-quality organs and parts and a display stand, Also includes illustrated assembly guide and description of the anatomy, Has unique puzzle challenge, For ages 8plus
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