When Sharon Matola arrived in Belize, she discovered that most of the nation's schoolchildren couldn't recognize Belize's national animal, the tapir. So she set out to change that -- by creating the country's very first zoo. More »
Not sure how you feel about kids today? We've rounded up a few inspiring under-18s who are sure to change your mind. Learn how they're using printer cartridges, fairy dolls, and cell phones to save the world. More »