UpGrade: An Open Source Tool to Support A/B Testing in Educational Software
This paper describes a new, open source tool for A/B testing in educational software called UpGrade.
Should We Add a Progress Meter? How A/B Testing Can Support Rapid Cycles of Data-Informed Design
Showing progress towards a goal is a well-established motivational design tactic.
Is Difficulty Overrated? The Effects of Choice, Novelty and Suspense on Intrinsic Motivation in Educational Games
Many game designers aim to optimize difficulty to make games that are "not too hard, not too easy.
Optimizing an Educational Game Using UpGrade: Challenges and Opportunities
UpGrade is an open-source tool for A/B testing in educational software.