This batch of the week's best iPad apps is all about learning. Whether it's playing with sound waves, or human anatomy, you're beefing up your brain muscle.


America's Presidents, Essential Anatomy, and More

Essential Anatomy: Here's a great way to use the iPad's retina display—look at human anatomy in 3D. In this iPad app, you can view all 6 systems of the body in intense details. £20.99


America's Presidents, Essential Anatomy, and More

Sound Uncovered: Why does the sound of a car door make you want to buy one vehicle over another? This app—new from the San Francisco Exploritorium—lets you play with sound in a very unconventional, game-like way, in order to understand the every day noises around us. Free