how do I create a folder to group apps together?

I have several apps that are similar and want to consolidate them to save space on my screen. I've done it before but don't remember how.

from Android Forums at AndroidCentral.com - Ask a Question //forums.androidcentral.com/ask-question/758129-how-do-i-create-folder-group-apps-together-new-post.html
via IFTTT