Metric Space

Neonesque

Without comments it would have taken a while. I feel bad for looking at them now...

Rohanak

Topological Space

Wow, a good counter example to something that seems so natural

Gloria

Weird Symmetrical Broken Egg

RMKelly

matt8000xl

Nudge

This feels like one of those techniques that are fairly understandable in isolation, but will completely destroy me when used in larger levels later on..

jeetee

Misaligned

Nudge 2

kylie

Sokoban 2

This is not original sokoban level. You cut the part on right side. :P
Stars come when I solve.

EDIT (about a year later): Now I finally found the last two steps, here. Great one! :)

alazeh

meowlong