Discover the many mysteries of the sea - shipwrecks and sunken treasure, deep sea creatures and mythical monsters - and how people explore this amazing place. You will receive a code to access the online reader, complete with videos and interactive exercises. Word count: 2730. Lexile reading level: 1040L.
From science fiction to actual space exploration, we have always been fascinated by our universe. Landing on the moon and exploring Mars aren't science fiction anymore. What will humans do in space next? Use the unique code inside the book to access the online reader, complete with videos and interactive exercises. Word count: 2880. Lexile Reading Level: 1180L.
It looks simple, but nothing has changed the way we live more than the wheel. Could it be our greatest invention? Use your unique code inside the book to access the online reader, complete with videos and interactive exercises. Word count: 2358. Lexile Reading Level: 850L.
Poison has often played a part in fictional and real-life mysteries. This reader goes into the history of poison, from the everyday dangers in our food to the elaborate murders of the past. Use the unique code inside the book to access the online reader, complete with videos and interactive exercises. Word count: 1070. Lexile Reading Level: 2844L.