The lesson was well organized and structured (e.g., the objectives of the lesson were clear to students, and the sequence of the lesson was structured to build understanding and maintain a sense of purpose).
The structure of the lesson allowed students to engage with and/or explore important concepts in mathematics or science (instead of focusing on techniques that may only be useful on exams).
The structure of the lesson included opportunities for the instructor to gauge student understanding.
The lesson included an investigative or problem-based approach to important concepts in mathematics or science.
The teacher obtained and employed resources appropriate for the lesson.
The teacher was critical and reflective about his/her practice after the lesson, recognizing the strengths and weaknesses of his/her instruction.