Click the UP, RIGHT, and LEFT arrow keys to move player 1. Click W, A, and D to move player 2. Click 1 to change the appearance of player 1. Click 2 to change the appearance of player 2. Watch this video at CS First to learn how to build it: https://csfirst.withgoogle.com/c/cs-first/en/game-design/racing-game/opening-the-starter-project.html If you're a teacher: Lesson plans are also available on the CS First site. If you decide to sign up for a CS First account, you'll be able to track your students' progress, order physical materials (kits), and access your students' projects in Scratch.