Kate Middleton has a full schedule with her three children [1] and royal duties to attend to [2], but she's already proven in the past that she's not afraid to work up a sweat. Kate's been active since St. Andrew's school, where she played tennis and swam, and her sporty days haven't stopped since she became a duchess [3]. Earlier this year, she showed off her athletic abilities during her surprise trip to Belfast [4] when she was spotted playing soccer with kids [5]. And just this week, the Duke and Duchess of Cambridge managed to squeeze in game of cricket during their royal tour of Pakistan [6]. Keep reading to see some of her most active moments ahead.