The neon green sinularia came from an RC member, jkable, in 5/2006. This is it in 01/2010.
I believe the second is some type of Anthelia sp. (common in the shops around here).
The 3rd is an ORA Green Polyp Toadstool I purchase at LFS in 2006.
I don't know what is on the egg crate. Do you?