Manage a budget, letting people to pay depending on their income.
Manage a context-based next-action list.
Show recipes with adjustable ingredient portions.
Guide students to find a book by refining the result set with faceted search.
Add customized markers on a map.
Catch the points of your color, avoid the others. You can switch colors in order to reverse the game mechanic. Get the best score.
Create and manage timers.