The main goals of the PEER4U is to: a) empower the teachers at secondary education with methodologies and training on how to deal with their mixed classrooms on the basis of equality & integration, co-education & co-inclusion, b) support them on how to guide and engage the fellow students and their disabled classmates in a structured peer-to-peer mentoring procedure and c) provide teachers with materials and digital tools (such as evaluation tools, digital learning environment).