MACK SLACK: Look at all you little rocks. Sitting there looking up at me, not knowing where you came from or what you're gonna be. Well, let me teach you the oldest story on the planet. The rock cycle ...

SIOUX CITY (KTIV) - Gather your supplies! In this episode we will use everyday materials to create a model of the rock cycle and explore the three different categories of rock. Sedimentary rocks are ...