Book excerpt: Now updated for Scratch 3.0, this 75-card deck features interactive programming projects you can make with Scratch, a free-to-use graphical programming language used by millions of kids around the world. The front of each card shows an activity, like Pong, Write an Interactive Story, Create a Virtual Pet, Play Hide and Seek. The back shows how to put code blocks together to make projects come to life! Along the way, kids learn coding concepts like sequencing, conditionals, and variables.