1. How to think about the great ideas: From the great books of Western civilization;Adler,2000
2. Teachers' perceptions of critical thinking: A study of Jordanian secondary school social studies teachers;Alazzi;The Social Studies,2008
3. Critical thinking: A student's introduction;Bassham,2011
4. Active learning: Creating excitement in the classroom;Bonwell,1991
5. Perception and communication;Broadbent,1958