Bringing kids up to speed on current era Christians and their propensity to cherry pick Scriptures when possible, and to just make shit up when required, while probably bad for their odds of eventual Salvation, is nevertheless a good thing since they will want to fit in with their heretical denominations. Just because those denoms are headed up by apostates doesn't mean they won't still shun or excommunicate any kid that nevertheless evidences actual Biblical piety and fidelity.
The granting of a pardon is an imputation of guilt, and the acceptance a confession of it.