Decode the story of Elizebeth Friedman, the cryptologist who took down gangsters and Nazi spies In this picture book biography, young readers will learn all abo

An inspiring true story, perfect for fans of Hidden Figures, about an American woman who pioneered codebreaking in WWI and WWII but was only recently recognized

“If you’ve got a good idea, and you know it’s going to work, go ahead and do it.” The inspiring story of Grace Hopper—the boundary-breaking woman who

Imagine having a job that has been around for thousands of years. People called cryptologists have been making—and breaking—codes almost as long as humans h

Join the dinos for a bash before bedtime! Much like us, dinosaurs love to have fun. Dinosaurs from all around gather together to play instruments, dance, and si