"Positive Ninja wasn't always so happy and optimistic. She used to struggle with negativity until she learned a strategy that would change her forever." -- Amazon.com.

"Chronicles the life and career of Jeff Bezos, businessman and founder of Amazon.com."--

An Asian nation of more than 3,000 islands, Japan is about the same size as the U.S. state of California. Go on an in-depth tour of Japan with local guide Satchiko as she shows readers what life is like in her home country, from what foods people enjoy to how they spend their free time. Satchiko will also teach readers about Japanese history and culture, show them the country's most interesting places, and more.

An examination of how thought and emotion are integrated in human development.

In 2007, Google launched a massive project to scan millions of books from university library collections. But when it was discovered that over half of the first ten million books Google scanned were still in copyright, authors from around the world joined together to wage a fierce legal battle against the Internet giant, culminating in a courtroom showdown in 2011. This film covers the struggle over intellectual property and access to human knowledge,...

Includes information on numerous medical disorders and concepts. Each article includes in-depth discussion of causes, symptoms, diagnosis, treatments, procedures, and other related topics.

Professor Astro Cat introduces the planets and star that make up the solar system.

In Bats, we follow a little brown bat whose wing is injured by humans on a nature hike. He is taken to a bat rehabilitation center where he meets many different species of bats. They teach him how they fly, what they eat, and where they like to live -- Los murcieĺagos tienen un grave problema de relaciones pub́licas entre los humanos, pero la verdad es que es una enorme injusticia. No soĺo son inofensivos sino muy importantes para los ecosistemas,...