Computers touch our lives everyday in countless ways but how do they know what to do How do we communicate with them and they with each other Language Grace Hopper was a pioneer in computer programming a woman whose scientific research led to computer-language tools and technology still in use today. Her story is filled with trial and error and readers can follow the journey step by step.

These stories of hard working inventors are filled with engaging text and colorful images all reviewed by Smithsonian experts.