Paige V Polinsky
Author
Language
English
Description
"In this engaging biography, readers will learn about the inventor of the American Girl doll, Pleasant Rowland. Follow the story of Rowland as she creates American Girl from the original historical dolls to the updated American Girl of the Year and American Girl of Today to Truly Me and BeForever. Sidebars, historic photos, and a glossary enhance readers' understanding of this topic. Additional features include a table of contents, an index, a timeline...
Author
Language
English
Description
Vaccines have been used to safely introduce people’s bodies to diseases for centuries, and they save millions of lives each year. By giving people a weakened or dead version of a disease, a vaccine allows the body to develop antibodies which recognize and fight the disease later on.
Early vaccinations used dry scabs from smallpox to promote smallpox immunity. Doctors and scientists across nations took and improved the method, developing vaccines...
Author
Language
English
Description
When babies are born early, they often have trouble surviving. But special containers called incubators help babies grow by keeping them warm and protected.
At first, people in the medical world were skeptical about incubators. But some trailblazing doctors believed in the technology—and put it on display across Europe and the United States. "Incubator exhibits" showed the public how incubators saved lives. The controversial displays led people...
Author
Language
English
Description
"[Presents the biography of] the inventor of Rubik's Cube, Erno Rubik. Follow the story of Professor Rubik as he invents the Magic Cube and moves past its disappointing flop in Hungary to winning Toy of the Year and international success as Rubik's Cube"--Provided by publisher.