Recommended in Program(s): Challenge II, Challenge A, Foundations Cycle(s): Cycle 3 These magnificent, beautifully illustrated cards are an indispensable reference tool for K4-12 science students. 5 x 8 cardstock, laminated 36 cards Second edition, © 2019 Bibliography for CA&F Science cards available here . Edition com Classical Conversations resource: https://classicalconversationsbooks.com/products/classical-acts-facts-science-cards-cycle-3-fs335