While Leads are used in a couple of other recipes, specifically for Balloons, their primary use is leashing mobs. You can leash just about every creature in Minecraft, but you'll find the most use for ...

The ingredients for a lead aren't too difficult to come by. The most challenging will probably be slime balls, which are dropped by slimes. These mostly spawn near swamps and are very easy to take ...

A string is a primary item dropped from spiders, cave spiders, striders, and cats. Spiders, cave spiders, and cats drop 0-2 strings on death, while the striders can drop up to 5 strings. With Looting ...