Links & Websites Online module that provides an overview of three intervention levels: Tiers 1, 2, and 3. http://www.rti4success.org/video/implementer-series-what-multi-level-prevention-...Category: Background InformationOverviewRelated Resources: Booklets Introduction to the 3-Tier Reading Model: Reducing Reading Difficulties for Kindergarten Through Third Grade (Fourth Edition) Booklet that provides an introductory overview of the 3-tier reading model. Videos Brief Overview of a 3-Tier Model Video reviewing response to intervention (RTI), including the different tiers, examining data to differentiate, and using various grouping formats. Videos 3-Tier Reading Model: Overview Video providing an overview of the 3-tier reading model. Resource Pages 3-Tier Reading Model Action Plan Resources to support your campus' implementation of a 3-tier reading model. Resource Pages Campus Needs Assessment Tools Web page with planning and monitoring tools to support campus RTI implementation in the areas of reading, math, and behavior.