Today the children worked as geologists, testing samples of rock to find out if they are sedimentary, igneous or metamorphic. They identified if each rock had layers or crystals, was hard or soft and, using water, tested the permeability.
Today the children worked as geologists, testing samples of rock to find out if they are sedimentary, igneous or metamorphic. They identified if each rock had layers or crystals, was hard or soft and, using water, tested the permeability.