How loud can your average middle-grader burp? Parents, librarians, and innocent bystanders are about to find out. This follow-up to the equally alluring WHY IS SNOT GREEN? tackles more of life's burning questions, many submitted by real-life ten-year-olds Could we use animal poop to make electricity? What's the world's deadliest disease? Why is your mother turning green? Part silly, part serious, and a big part scatological, HOW LOUD CAN YOU BURP? is destined for greatness and grossness.