This series introduces simple science topics using everyday objects and situations that readers can recognize in the world around them. This title looks at sound: how sounds are made, how they travel, how we hear them, what makes a sound high or low, loud or soft.
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.