Supporting the teaching of Earth sciences at all levels

GEOTREX open

The files below are samples of materials in GEOTREX. They can be used for free for non-commercial use by educational establishments. The copyright remains with their authors. Cliff section problem Field sketches - a PowerPoint presentation Intrusion, extrusion sequence problem Sedimentary rocks - a PowerPoint presentation

EARTH SCIENCE TEACHERSâ€™ ASSOCIATION

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