MiniGames Design and Dev docs

• Assessments
• Balloons
• ColorTickle
• DancingDots
• Egg
• FastCrowd
• HideAndSeek
• MakeFriends
• Maze
• MissingLetter
• MixedLetters
• ReadingGame
• Scanner
• SickLetters
• TakeMeHome
• ThrowBalls
• Tobogan