Here you'll find a list of key search terms and phrases that I found to be helpful. This list is by no means exhaustive, and every person's research is going to be a little different. Utilize these in conjunction with your own search terms, and you'll have a much easier time navigating the databases!
Search Terms
Brain
Cognition
Cognitive Development
Computer Games
Development
Digital Games
Digital Game-Based Learning (DGBL)
Digital Technology
Education
Educational Benefit(s)
Game-Based Instruction
Game Design
Gamification
Gaming
Instruction
Learning
Psychological Impact
Teaching
Technology
Video Games