3Quest Challenge scavenger hunt in Sunnyvale is a fun way to get to know the city. You'll start by downloading an app. The app will include a list of items to find around the city and enjoyable challenges to complete. For everything you find and complete, you'll receive points. You'll get a remote host while playing that will communicate with you to give extra challenges and help if needed. When you're done, check the leaderboard to compare your score to other players. Get out and explore Sunnyvale today!