Materials list: • Now You See It, Now You Don’t™ See-Through Compost Container (SB47477) • Soil [KI01037(P)] • Rocks (SB50622, SB50623) • Gravel/pebbles [KI01049(I)] • Sand (S09940) • Gloves (C20030, C20031, C20032) • Safety glasses (SB39510, SB39512) • Dried plant material • Samples to place in landfills: Styrofoam, apple cores or bread, and small paper plates