Shows you how many materials/blocks you need to create a working beacon
Shows you which material/item burns X many items
Shows you the "secret" name tags you can make, as well as color and format codes (if available to you)
Shows you which items/blocks you can use to lock, zoom or clone your map
Shows you how to create your favorite potion
Shows you how to get the Banner Patterns not available in the Loom
Shows you where to look for specific Armor Trims