Hopefully this tool provides more inspiration for the developers and people who are interested to make their own maps based on Google Maps. This interactive tool is very easy to use and can be used as an effective learning tool. But if you're interested in learning the Google Maps API coding through an ebook can download the Google Maps API Tutorial at Digital Geography blog.
Google Maps API documentation can be found on the following page http://code.google.com/apis/maps/documentation/reference.html Sample Code Code Playground - New!
Google Interactive Playground is now available also for:
Visualization API (includes Chart API)
Language API (Translate)
Blogger Data API
Calendar Data API