Tom smiled at the Professor. "I'm doing good." He then listened to the Professor as he asked the first question and his face lit up and his hand shot in the air, like he was begging for the Professor to pick him. "Professor they use smoke, I've seen it done, it's how the ancient india's got all the sports score many moons ago, oh and they used it to protect themselves incase of invasion." Yeah that was good but scores were obviously more important.