The best iPad apps of the week give you plenty of reading material with comic books and a new way to explore works of art. Get ready to fire up your tablet.
Avengers Origins: You can continue to enjoy Avengers mania -- even if you haven't seen the movie -- with a new app that tells how the crew got together. Read all about the Hulk, Captain America, Iron Man, Thor, Ant-Man, and the Wasp became a team in this digital comic book, and play interactive games inside the story. $5.99
artCircles: By capitalising on the new iPad's retina display, artCircles lets you see works of art up close in detail so sharp you can see each brushstroke. Aside from that, you can also explore different pieces based on a colour or theme, or through the eyes of a curator. Free