At its peak, the Inca Empire stretched for over 2,500 miles, all connected by paved roads. How did a tiny tribe turn into a mighty empire? And why did they disappear? The Inca Empire is part of the Super Science Facts series that engages readers in grades 5 to 12 with fun science facts and colorful images on every page to support comprehension. The series covers Physical Science, Life Science and Social Sciences in individual sets. The minimal-text format (1,700 to 2,000 words per book) introduces content vocabulary defined in context and repeated in a glossary. This audio edition features professional narration and highlights text as it is read. The reader may turn narration on or off while reading.
At its peak, the Inca Empire stretched for over 2,500 miles, all connected by paved roads. How did a tiny tribe turn into a mighty empire? And why did they disappear? The Inca Empire is part of the Super Science Facts series that engages readers in grades 5 to 12 with fun science facts and colorf...