LABBB Collaborative - Lexington 251 Waltham St, Lexington, MA02421 LABBB Collaborative provides educational programs for special needs students throughout the Boston area. Programs are…More available for early childhood, elementary school, middle school and high school, in addition to multi-handicapped programs. This organization also has locations in Arlington, Burlington, Bedford and Belmont, and all programs are held in public school buildings. The Lexington location specializes in programs for high school age students with multiple handicaps. Services include speech and language therapy, counseling, occupational therapy and self-advocacy groups.