Noyce, Pendred

"Mosquitoes don't bite Nala Simiyu. It's part of who she is, like being a half-Kenyan seventh-grader whose mother is in a wheelchair. But when a schoolmate's father--who happens to head up a large drug company--learns of Nala's special power, the excitement begins. After helping out with mosquito research, Nala has the chance to travel to Kenya to investigate mosquitoes' reactions to her father's family. All goes well until a man heartbroken by his daughter's death from malaria kidnaps Nala."--Provided by publisher.

Looks at the stories of more than twenty-five diverse American inventors and entrepreneurs from Colonial times to the present, discussing the process of invention, its joys and frustrations, social progress and the obstacles each inventor had to overcome.

Nala travels to Kenya to investigate mosquitoes' reactions to her father's family. All goes well until a man who is heartbroken by his daughter's death from malaria kidnaps her.

Profiles seventeen women of science and medicine and features anecdotes, quotations, illustrations, and timelines.

Thirteen-year-old cousins Ivan and Daphne, having lost their younger cousin, Lila, in their secret world of Lexicon, find themselves in the Land of Winter, where Lila's singing ability has landed her in a favorable social class, but they have become a slave and a servant, and they become involved in a fight to restore spring to the frozen landscape.

Thirteen-year-old cousins Ivan and Daphne are sent out to the barn on a rainy afternoon after their Great Aunt Adelaide presents them with a puzzle to solve, but a greater challenge presents itself when the cousins enter Lexicon, a world rampant with words and numbers, and embark on a quest to rescue some missing children.