Cut this book into 160 pieces, glue them together, and have a paper clock operated by weights that keeps perfect time and can be rewound and regulated.

Making a piece of wood move is fun, but making it tell time is truly amazing! Inside this book, you’ll find ingenious plans for creating awesome wooden machin

The #1 New York Times bestselling WORLDWIDE phenomenon Winner of the Goodreads Choice Award for Fiction | A Good Morning America Book Club Pick | Independent (L

Despite using them every day, most software engineers know little about how programming languages are designed and implemented. For many, their only experience