Formation of Rocks Teaching Model Hazardous-Shipping Soft orange rubber tubing at

Soft orange rubber tubing at 8 mm bore

covering refraction shapes for a complete optics lab kit

Solid metal 400g roller at 7cm wide by 5cm diameter on cone bearings in a cord-ready metal frame

Hand-crank centrifuge spins two 15mL tubes with a bench-top clamp mount for teaching sedimentation and separation concepts without needing electricity

Single-cell iron-clad electromagnet on one C battery with integrated hooks for lifting demonstrations

Formation of Rocks Teaching Model Hazardous-Shipping Soft orange rubber tubing atDepicts how igneous, sedimentary, and metamorphic rocks form and transform within the rock cycle, annotated for straightforward classroom identification.