You need to make it clear that aside from the fun aspect, a .22 rifle is an affordable educational tool. There is a learning curve to shooting. "Walk before running!"
Sight picture. Eye-finger coordination for trigger control. This can only be done by practice, and .22s are the least-cost practice that there is.
No beginning racer jumps directly from his four-door Fordelet sedan into an Indy car or an F1 car. Learning curve.
You're from BATFE? Come right in! I use all your fine products!