How Do People Use Rocks?

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From Stone Age hunters who carved spearheads from rock, to modern-day construction workers building skyscrapers and sidewalks, people have been using rock for millions of years. Today, we build with rock, we use it to make statues, we extract metals and precious gemstones from rock, and we even use it to make pencils! Filled with information perfectly suited to the abilities and interests of an early elementary audience, this colorful, fact-filled volume gives readers a chance not only to learn, but also to develop their powers of observation and critical thinking. From stunning photographs to high-interest text, this book makes learning about the ways in which people use rock a lively, engaging experience.