These 4.25″x5.5″ cards cover events from 1500 AD through the present. There are 120 cards designed to be used as flashcards. If you are using them with the Catholic Schoolhouse Tour Guide, they are grouped 5 per week. One side of the card is a full color image, while the other names the event and date. Additional information is provided to interest the student and as an aid to the parent. Saints and important Church events are included as well.