11 year old, Tilly Smith, didn’t know that lessons in geography would help her save lives. Last December, she was one of many caught on the beach of Phuket Island, Thailand before the tsunami hit. She not only saved herself but at least 100 others. Tilly had been taking a walk on the beach that day with her family. She began to notice signs of an approaching tsunami. She’d only learned the signs a couple of weeks before winter vacation….