We at HuffPost Comedy love kids behaving badly, acting like adults or just being plain hilarious. So naturally we loved these funny test answers. When we were in school, if we didn't know the answer to a question, we'd simply guess or leave it blank. But kids these days? Let's just say they've come up with all kinds of creative ways to say "I don't know." Whether they're blaming an elephant or turning math grids into Tetris games, these kids didn't mind entertaining (or insulting) the teacher. Vote for your favorite!