Discusses the Mexican-American war including American expansion, the fall of Mexico City, the conclusion of the war, the peace treaty, and the legacy of a "dirty" war.

Discusses the different heroes that appear in Greek mythology, including Heracles, Achilles, Jason, Odysseus, Orpheus, and Perseus.

Illustrations and simple text relate how Zip, the unlucky alien magician, zaps a bot and tells it what to do, but the bot does not listen. Includes note to parents, introduction to the books vocabulary, and reading comprehension questions.

"When thirteen-year-olds T.E. and Audrey meet at a wilderness camp in the desert, they think their quirks are enough to prevent them from ever having friends. But as they trek through the challenging and unforgiving landscape, they learn that they each have what it takes to make the other whole"--

When mutant rats threaten to take over Staten Island, which has become a huge landfill, fourteen-year-old Sarah and her younger brother Mike try to figure out how to stop them.

"The Romans were the greatest builders of the ancient world, and among their most impressive achievements were their vast systems of roads and aqueducts. The roads, which featured inns and other amenities at intervals, carried soldiers, messengers, traders, and religious pilgrims far and wide. Meanwhile, the aqueducts brought life-giving water to cities and towns, making Rome's mighty urban civilization possible"--From the publisher's web site.

Presents the history of Greek and Roman theater with a timeline and bibliography for further study.

While on a Thanksgiving Day errand for her mother, a girl says thank you to all the things around her.

"When thirteen-year-old Margaret's father is sentenced to death for a crime he didn't commit, she knows the only way to save him is to use the forbidden family power of time travel"--