The cool air arrived early today, making me think of that fun day approaching. Halloween is full of costumes, tricks, and treats. Let's have fun writing about that magical day where nothing is as it seems and children love to play. create a Halloween Haiku 5 syllable 7syllable 5 syllable. I just experienced writing my first haiku and now I love them. This is going to be fun, I wish you could do at least 2 ... have fun let's see what you do.