After some research and your help of course, this is what I think they are :
#1 Cabbage Leather Coral
The Cabbage Leather Coral is also referred to as Flat Leather Coral, Flower Leather Coral, or Carpet Coral.
#2 Sinularia, Green Finger Coral
http://www.reefcorner.com/SpecimenSheets/green_sinularia.htm
#3 Pavona Coral : It's a small polyp stony (SPS) coral, and is referred to as the Cactus, Potato Chip, or Lettuce Coral.
Its common name "cactus," comes from its appearance which resembles that of a cactus.
#4 Brain Coral, Favites
The Favites Corals are large polyp stony (LPS) corals often referred to as Moon, Pineapple, Brain, Closed Brain, Star, Worm, or Honeycomb Coral.
#5 Zoanthids with green tips
Thanks to all for your help identifying them, It will also help me take good care of them.