Cartoon Network: Block Party is an arcade-style video game for Game Boy Advance developed by American studios Monkeystone Games and One Man Band LLC and published by Majesco Entertainment in the United States on August 5, 2004, and in Europe and Oceania on September 15, 2004. It features characters from Cartoon Network original animated series such as Johnny Bravo, Ed, Edd n Eddy, Courage the Cowardly Dog, and Cow and Chicken.

The gameplay is similar to Nintendo's Mario Party video game series. Players can experience places from Cartoon Network shows in a board game style. They can also play up to 30 mini-games based on the Cartoon Network shows. Players can choose any of the Cartoon Network characters they like.