Professional development of the most important practices takes time. Expertise in a complex profession such as teaching often takes a decade or more. The practice of formatively assessing language during content instruction, for example, does not just arise from a course in a teacher preparation program--it takes years of observing students, trial and error, and reflection.
A helpful model for engaging in inquiry is a cycle, such as the one in the diagram to the right.
First of all, it helps to develop and use creativity for designing instruction and assessment scenarios, as well as solving problems and challenges that arises. Some popular termsTeacher Creativity, Collaboration