Over 55 geological samples designed to cover the earth science sections of Key Stages 2, 3 and 4. The Class Rock Pack provides a complete lesson. Based around a central laminated flow chart, students can work through identifying igneous, metamorphic and sedimentary rock and soil samples on the basis of their characteristics including texture and permeability. The rocks are supplied in durable plastic containers complete with full Teacher's Notes. Supplied in a Gratnells tray, with lid. Included in the packs are:. Clay soil. Sandy soil. Oolitic limestone. Chalk. Sandstone. Slate. Marble. Granite. Gneiss. Gabbro. Basalt.
