- redesign the way the slider handles touch events
- refactor UI form elements to use dirtylarry
- prevent duplicate questions
- show the user the correct answer when the choose the wrong answer (do it for both)
- add some background sound
- add sound to button clicks
- add button transition images for pressed state
- add smoother transitions between screens (including landing page load)
- don't show ? x 1 questions
- better organize files
- subtraction questions need to use higher numbers
- question count slider should not return values outside specified range
- minus questions answers should always be positive i.e. larger number on left
- division question answers should always be a whole number
- hide the game result screen
- ensure there are no duplicate answers