Description

guided diagnostic exercises and self-assessment exercises

Solid glass friction rod that develops a positive electrostatic charge when rubbed with silk or wool

squared at both ends for benchtop stability

Plastic-cased introductory electronics kit with 10 lamp holders+bulbs

and image-formation experiments

Interior of the Earth Teaching Model archive-pending guided diagnostic exercises and self-assessmentAnnotated cross section model of Earth showing crust, mantle, outer core, and inner core on a wall mountable backboard, with each layer individually labeled.

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
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Interior of the Earth Teaching Model archive-pending guided diagnostic exercises and self-assessment

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