This is a proof of concept
- decimals
- fractions
- percentages
The app was designed for kids who need to understand these concepts and to convert between them.
The app interactively visualises concepts using the bar of chocolate. It also offers a quiz/game.
Sample screens:
The initial design was for small mobile devices (iphones, etc). I developed it using HTML5/CSS3, JQuery Mobile and Javascript, with assistance from Stack Overflow and a little chocolate. The browser version can be converted into an app using PhoneGap.
Sadly, JQuery Mobile has been fully deprecated, so the web version does not work with current browsers. Below is a screen recording of a sample session: