baby.zip is a release file of the Minecraft resource pack Baby's First Minecraft [16x], made for Minecraft 1.3.2. It was published on October 25, 2012 and is 0.1 MB in size. For the full description, screenshots and every other version, visit the Baby's First Minecraft [16x] resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.