Description

sized as a self-contained module that lights up when current flows the right way for polarity-and-circuit lessons

sized for low-resistance Ohm's-law work where high-resistance components don't draw measurable current

Three-dimensional starfish sectional model reveals echinoderm anatomy

25-inch frame with draining pins for post-wash inversion and drying

Economy Joule's Calorimeter Capacity_10mL sized as a self-contained moduleMeasures the mechanical equivalent of heat in a classic Joule style economy calorimeter, translating known mechanical work into a temperature rise in a water filled inner vessel.

Exchange/Return Notes

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Economy Joule's Calorimeter Capacity_10mL sized as a self-contained module

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