Even though you may have taken great care in choosing the curriculum your teachers will use, there could still be times they need to make adjustments. They must be trained how to effectively use their curriculum but also when and how to make adjustments. The curriculum is not always to blame if their Bible teaching doesn’t go well. Tweaks to the curriculum are sometimes necessary.
Training Tool to Learn How to Tweak Curriculum to be More Effective
A worksheet, When You Need to Adjust the Curriculum, available through the MinTools.com store, helps teachers know when it is necessary to make adjustments. The worksheet could be used by an individual teacher but it could also be used with the whole teaching team for a specific class or age level to work on it together.
Teacher Training Resources: Choosing & Using Curriculum
I just checked that. It will definitely help teachers understand what to do. After going through this they will certainly make the adjustments.