Practicing a demo is not the same as reading from a script for a lecture and a sort of comfortability should be exuded during lectures with ease, whereas the demo should be precise

introductions are important for both the instructor and students to relate in experience and background

Preparation continues throughout the entire class

Although your resume is important, it is more important to demonstrate professionalism through how you interact with students, how you lead them, connect with them, and even appear.

Notes should not be overlooked in creating lesson plans.

Detailed objectives help organize the lesson plan and ensure the right material is being taught.

Kids need structure.  Same can be said for adult students.  Structured lesson plans help with the structure all need.

Be organized but be willing to adjust to still meet minimum objectives.

Really made me understand what the different tests offer and why

Different tests should be used at different times in the class