Girl carrying large log, Audobon Nature Preschool at Woodend Sanctuary Building with tree branches, Irving Nature Center Children with wheelbarrows Construction zone Building, Waldorf School of Baltimore Building with tree branchs, Lucy School Table play area, Brown Memorial Weekday School Playing with Wheelbarrows, Acorn Hill Waldorf Kindergarden and Nursery Fort Building can be done collectively with a group Using removed invasive bamboo for a temporary nature play area Loose parts can be used to stack and build. Irvine Nature Center, Baltimore County Building a small home from logs, branches and cloth. Building fairy and gnome houses.