The Are-Pred project has secured funding under the Restart 2016-2020 programme of the Research and Innovation Foundation of the Republic of Cyprus. The project aims to develop a research-based curriculum and a Web-Based Learning Environment for supporting middle-school students to develop their argumentation skills and reduce ethnic prejudice. The objectives of the project include examination of engagement in dialogic argumentative and reflective activities to support the development of students’ argumentation skills on controversial social issues. Additionally, the project will focus on how these skills can reduce myside bias and ethnic prejudice as well as emotional change on controversial social issues.