Since im more for surviving and living off the land i have no idea how to make ice, iron, or any mob grinder. If you could tell me how or give me some videos that would be great!
http://lmgtfy.com/?q=how to make a minecraft xp grinder 1.5 http://lmgtfy.com/?q=how to make an iron farm minecraft 1.5 http://lmgtfy.com/?q=how to make an ice farm minecraft 1.5 Also, YouTube is a great resource, just search for what your looking for. There's lots of great tutorials out there.