Episode 282: St. Joseph Calasanctius

He taught the children catechism, reading, writing and arithmetic, and he himself provided all that was necessary for the program of instruction, receiving nothing in payment
Other schools were organized elsewhere in Rome, and the holy priest had scholars of every rank under his care. Each lesson began with prayer.
Every half-hour, piety was renewed by acts of faith, hope, and charity. At the end of the day the children were escorted home by the masters, so as to escape all harm on the way.