This Datapack includes a resource pack too!! 

DON'T PUT THE ZIP FOLDER DIRECTLY INTO THE DATAPACK FOLDER 

1. Right Click -> Extract All 
2. Open The Folder 
3. Drag the Resources into the World Folder (type %appdata% into file explorer -> .minecraft folder -> saves -> "World Name")
4. Drag the Colossal Eggs folder into the Datapacks folder in .minecraft

ENJOY