Pressure-melting of ice: demonstration part of Teaching Materials Collection
Pressure-melting of ice, which is responsible for many aspects of glacier-bed process, is demonstrable in a standard class period at effectively no cost of time or $.

The Waves and Tsunamis Project part of Teaching Materials Collection
How is a tsunami like a wave on a string? We assemble rubber bands, paper clips and washers into strings with various mass distributions to observe the effects on wave characteristics. The project is supplemented ...