US$ 133.38
tracing hot-air flow between the twin flues
supporting up to three pendulums simultaneously for harmonic-motion work
exposing the triangular rotor's epitrochoidal motion with a lamp-lit ignition point
and workshop tasks
19" Miniature Sexless Human Torso Model, 12-Part Desktop with Brain Graduations_50mL tracing hot-air flow between theMiniature desktop torso with 12 removable parts includes a dissectable head and brain for compact classroom anatomy and biology teaching.
US$ 133.38
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