After a big meal, sometimes my tummy feels funny. And then--pfft! Why does my body do that? Explore the silly body science of farts. Learn how they happen, how often they happen, and more. Lively text and bright layouts make this a perfect fit for budding scientists asking big body questions.
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.