This Blog is a collection of brain teasers, puzzles (maths,fun,brain etc), riddles,Questions, Quiz.
Either a sponge or a person. A sponge, because it's a sponge, and a person because of the pores in their skin.
Doubtless I am just being too literal-minded, but I keep thinking it *can't* be a sponge, because sponges don't have *infinite* holes. Air? Cloud?