Joseph,
The learning environment is critical as you say to the educational progress of students. Many times students have a very unrealistic idea of what their chosen field of study and work is really like. Through career exploration program they hopefully will come to your class having a clear picture of the discipline and rigors of their field.
The other factor that must be addressed is that with the work/learning environment a challenging one, you need to do everything you can to make the educational environment (handouts, assignments, lectures, demonstrations, etc.) as educationally sound as you can make them, so… >>>