Open the Crafting Table (3×3 grid)
Place 3 paper in the middle column of the left to right rows (top to bottom: paper, paper, paper)
Place 3 wood planks in the middle column of the left to right rows (top to bottom: wood, wood, wood)
Collect the resulting books from the output slot
Repeat to make more books
To make an enchanted book: place a book and an enchanted item/ingredient in an Enchantment Table (or use an Anvil to add enchantments)
