Quia is home to more than 3,000,000 interactive, internet-based, differentiated games and quizzes on every subject and topic to be practiced anywhere. Find a wealth of activities in your field, edit an existing one, or make your own. See 16 types of online activities and 10 for online quizzes. Save time with automatic grading, immediate feedback, online access to grades, and fewer trips to copy machine. Add audio, images, and video for the ultimate interactive game.