Montemayor, JaimeDruin, AllisonFarber, AllisonSimms, SanteChuraman, WayneD'Amour, Allisonen. (Also cross-referenced as UMIACS-TR-2001-67, HCIL-TR-2001-21)en-USPhysical Programming: Designing Tools for Children to Create Physical Interactive EnvironmentsTechnical Report