Discover the truth about Widow Greenhow's spy ring, how soldiers stole a locomotive, and the identity of the mysterious "Gray Ghost." Then learn how to make a cipher wheel and send secret light signals to your friends. It's all part of the true stories from the Top Secret Files: The Civil War.

Presents information about pirates, describing their daily life, dress code, treasure, food, speech, and methods of fighting and attack, along with the lives of some of the most notorious pirates of the past.

Discover the secret codes of the Prohibition Era.

In this book, a mysterious figure called the Mystery Master sets you the challenge of investigating all the scientific theories surrounding time travel and encourages you to analyse the information that you have gathered.

"Warning -- this book contains top-secret information about flowers! Prepare to be shocked and weirded out by this hilarious and totally true picture book introduction to some of nature's strangest plants. Flowers are beautiful. They have bright colors, soft petals and sweet nectar. Yum! But that's not the whole truth. Flowers can be WEIRD ... and one bee is here to let everyone know! Talking directly to the reader, a bee reveals how flowers are so...