This guide, published by the Council for Exceptional Children in collaboration with the Collaboration for Effective Educator Development, Accountability and Reform (CEEDAR) and many partners, presents 22 high-leverage practices (HLPs) for K-12 special educators. These HLPs, when successfully implemented, have led to improved outcomes. The HLPs are categorized by: collaboration, assessment, social/emotional/behavioral, and instruction. The guide shares corresponding resources about HLPs, including articles, videos, and reports.