Description

letting students measure rotational distance against linear advance to derive the mechanical advantage of the spiral

green) and three secondaries (cyan

Two-speed ticker timer kit printing 25 or 40 dots per second on paper tape via carbon discs

Double-parallel plastic pulley with two 50mm wheels in a steel frame and end hooks

Female Pelvis Model with Removable Fetus, 9 Months, 16.5", Numbered Material_PVC letting students measure rotational distanceRemovable full term fetus sits within a numbered female pelvis, illustrating late pregnancy presentation for obstetric and reproductive anatomy teaching.

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Female Pelvis Model with Removable Fetus, 9 Months, 16.5", Numbered Material_PVC letting students measure rotational distance

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