The following zip files contain an executable JAR file that will run the app. They don’t come with the source code. You can get the source code for Snake on the blog for it under Categories -> Programming -> Java. You can also get the source code for either of these two from the Download page for a small price (if you’d be so kind to help me pay for the cost of running this website).
Lottery Fever (zip)
Snake (zip)
You can get the source code for any of these here:
Eric Sweeten's Blog 