What is the term game companies use to describe the small group of users who account for most of the game's revenue?

Bartle's gamer types originated with:

Daniel Pink suggested that cash is a poor extrinsic motivator, but suggested which of the following was a very strong one?

What is the typical delivery method of a third party gamification resource?

The reinforcement system used in slot machines is _____.

What does the system of rewards acronym, SAPS, stand for?

True or False? A coffee shop's loyalty card is a form of gamification.

PBL in the context of Gamification stands for?

What is an avatar?

Which mobile game was the most-downloaded app of 2011?

You should always avoid creating choices that are: