making sand from rocks

  • Making A Rock In A Cup | Science project | Education

    Dec 05, 2010 · Making A Rock In A Cup. Science project. Making A Rock In A Cup (406 ratings ) by Angela Pike . Share this science project . There are three types of rocks-igneous, metamorphic, and sedimentary.Each rock is formed through different processes and made up of varying materials.Igneous rocks are formed through the cooling of melted materials while ...