Use of Facebook in education is an innovation that is very suitable for getting the benefits of ICT to improve the quality of learning in Malaysia. Although Facebook is much applied in the teaching and learning process, no guidelines exist in Malaysia as a reference for teachers to develop teaching and learning effectively with Facebook. This study is aimed at developing a design for guidelines on the learning psychology in the use of Facebook as a medium for teaching and learning in secondary school. This research is a quantitative study using the Fuzzy Delphi Method. A design for guidelines on the learning psychology in using Facebook as a medium for teaching and learning has been developed to serve as a guide for teachers so that their teaching and learning on Facebook can become more attractive and effective.