Sedimentary rocks are made up of pieces of older rocks (igneous, metamorphic, and sedimentary) and organic remains (shells, bone, etc.). When rocks break apart from erosion they are transported by ...

The rocks on Earth are constantly changing due to many different processes. There are three main types of rock, with rocks changing between each type over millions of years. This rock recycling is a ...

Rolling dice is an excellent way to emphasize that the rock cycle is deceptively named. Equally importantly, what felt like a failed lesson in volcanoes to me was not noticably catastrophic for my ...