Every month, at least one new game is developed. Free online educational games. Fun education puzzles, mosaics and tests about astronomy, biology, chemistry, math, geography, psychology, IT, physics, civilization, archaeology, languages, sports, logic, economics, creativity and cooking. Read the class subject text at the bottom of the page while the kids are trying to complete the game. Interactive puzzles with scientific data, made like movable objects. Play, share, download and get smarter. What you may find on this remote abstract planet: What you can do on planeta 42 abstract world: Simple fun knowledge games.