This article examines the theoretical underpinnings of critical thinking and creative thinking in order to encourage educators to include two key thinking skills in their daily classrooms. It draws purposefully and selectively from research evidence and theory across the fields of education, psychology, and professional development to draw attention to the assentation that more structured and theoretically informed teachings of critical and creative thinking in education could be useful to student learning. First, definitions of critical and creative thinking are discussed. Then, some studies with the focus of critical and creative thinking are reviewed. Finally, some suggestions for the implementation of two thinking styles in the classrooms are provided.