Description
Wooden wheel-and-axle simple-machine model on a 9
and short bonds
Hand-painted 4-part human brain model separates into cortical hemispheres and brain-stem regions for lobed-anatomy teaching at introductory biology levels
250ml capacity
Farmer's Potometer Material_LDPE Wooden wheel-and-axle simple-machine model onFarmer's design suspends a plant cutting in water with a graduated reservoir for measuring transpiration uptake in plant physiology coursework.
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