Characteristics of Maturity
This works great for young people wanting to be baptized. If they are ready to take on the responsibility of being a Christian-- they it would be displayed in taking responsibility of their own pet, or cleaning their own room.
A parent can emphasize the parts that their child needs most--and breeze through those parts that are already strong point for their child.
In fact, we adults do well in doing a self-check to see if there are area in which we still need to grow.
This also works well in a sermon--or sermon series.