Dust off that old Nintendo and haul your prized collection of games out of the closet. National Video Game Day happens on July 8! (Its cousin, National Video Games Day, is Sept. 12.) Primarily used for recreational purposes (although professional gaming leagues do, in fact, exist), video games have exploded in popularity over the last few decades. They’re exciting, invigorating, and most importantly — not just for kids. The very first video game ever invented involved simple table tennis. Today, there are over five million games in existence. From high-speed racing adventures to perilous virtual dueling matches, there’s a genre for everyone to enjoy. Follow these Top Video Game Journalists if you want to learn more about video games.