"These 58 beautifully illustrated laminated leaves are perforated to break into 150 cards in four different shapes, each card notched to fit neatly and securely with every other card. Assemble them any way you want to create freestanding fantasy fortresses. The book gives specific guidelines for creating walls, floors, roofs, towers, spires, bridges and other elements, along with photos of some of the zillion variations possible. The set includes enough cards to build a small village or one towering castle. "