Power-up University

Power Ups Unviersity was a feature in Angry Birds. Here, power ups could be tested out for free. To open it, go to Shop (the shopping cart button) > Power-Up Bundle > Stella button (at the bottom right). Complete each level will give you a star. Collect all 4 stars to get a huge Power-Up reward!

It was replaced with the Tutorial in recent updates, which is bigger.

Levels

 * Power-Ups University Level 1
 * Power-Ups University Level 2
 * Power-Ups University Level 3
 * Power-Ups University Level 4
 * Power-Ups University Level 5 (Angry Birds China Exclusive)

Trivia

 * Angry Birds Friends has a feature similar to it on the mobile version, but it is named as Power-Up Practice instead.