Known for her sense of humor and quirky outfits, platinum-selling pop singer Katy Perry is a self-described "professional goofball." Young Katy grew up singing gospel songs in the church where her parents were both pastors. The path to superstardom may have been a bit bumpy, but this talented artist showed such promise that people believed in her and supported her all the way to the top.

As the 50th anniversary of the 1963 march for Civil Rights in Washington, D.C. approaches, this timely book looks at its organization, the key players, and why it is still relevant today.

The hoatzin is not hard to identify; not only does it have a blue face and red eyes--it smells bad! In this entertaining book, Professor Oddfeather offers bite-sized facts on the hoatzin's habitat in South America, what makes them hoot and squawk so much, why they smell, and who is in their family tree. A "Battle of the Birds" comparison pits the hoatzin against a Guinea turaco.

The shoebill is an African wading bird that looks so weird, its scientific name actually means "King Whalehead"! In this entertaining book, Professor Oddfeather offers bite-sized facts on the shoebill's habitat, silent hunting techniques, and harsh parenting practice. A "Battle of the Birds" comparison pits the shoebill against a white stork.

Robyn Rihanna Fenty came to the United States from Barbados at the age of 16. A year later she burst onto the music charts with her first album Music of the Sun. Rihanna hasn't looked back. With seven successful studio albums, all before the age of 25, she is one of the best-selling musical artists of all time. This fascinating book about Rihanna reveals the facts about the woman Time magazine listed as one of the most influential people of 2012. But success has not come without a price. She has had struggles in her personal life to overcome, much of it in the unforgiving glare of the spotlight. "About this title" may belong to another edition of this title.

This engaging book describes the properties of light waves, how they move, and the way our eyes receive them. Readers will learn that we see an object when light reflects from its surface and into the eye. A link to interactive activities online plus an activity in the book allow readers to create models that explore how to redirect and block the path a light wave travels. "About this title" may belong to another edition of this title.

This engaging book describes the properties of sound waves, how they move, and the way our ears catch them. Readers will learn how sound waves travel through different mediums and be amazed by the different ways sound waves are used in real life, such as for communication with animals and deep-sea exploration. A link to interactive activities online plus an activity in the book allow readers to experiment with sound waves to achieve different sounds.

Engineers build models to help them test how well their solutions will work. Read about how testing small-sized models helps them spot mistakes, make improvements, and create the best solution possible!

Engineers build models to help them test how well their solutions will work. Read about how testing small-sized models helps them spot mistakes, make improvements, and create the best solution possible!

One hundred years after its tragic voyage, the Titanic continues to capture our imaginations. This fascinating title looks at the building, voyage, sinking, and rediscovery of the Titanic.