Another best practice for the Sunday school teacher is to constantly take opportunities to "sharpen the saw." There are numerous resources available. Here are a few you may want to consider:
Books:

  • Arn, Charles, Donald McGavran, and Win Arn. (1980). Growth: A New Vision for the Sunday School.
  • Hall, Kenneth F. (1995). Bridges to Teaching: A Basic Guide for Teaching in the Church.
  • Harper, Albert F. (1956). The Sunday School Teacher.
  • Haystead, Wes. (1995). The 21st Century Sunday School: Strategies for Today and Tomorrow.
  • Johnston, Ray. (1996). Help! I'm a Sunday School Teacher.
  • Neece, William C. How to Be a Successful Sunday School Teacher.
  • Schultz, Thom and Joani. (1993). Why Nobody Learns Much of Anything at Church: And How to Fix It.
  • Toler, Stan. (1995). 101 Ways to Grow a Healthy Sunday School.

Websites: