You can turn your passion into more than just a hobby. When he was nine years old, Henry Patterson (now aged 14) turned his sweet stall into a storybook and children's brand, which led to an international business that took him around the world, meeting fantastic people along the way - including Sir Richard Branson and the co-founder of Instagram, Mike Krieger. In Young and Mighty, Henry not only shows how to start your own business at any age, he also shares 30 tried-and-tested ways to earn some money right now, as well as 20 fun methods for fundraising for causes that matter to you. Young and Mighty is for those who want to find what makes them tick, for those who want to change the world, for those who just want to have fun. Grab it and go make your unique mark on the world! youngmighty.com @henryjpatterson (Instagram)