Here is a poster I created describing the different variable types and lowerCamelCase.Variable Types and lowerCamelCase Poster (PDF) Variable Types and lowerCamelCase Poster (DOCX)
Nice. Never heard it called Camel Case before, pretty funny. A guy I used to work with referred to it as ransom note syntax.
A few suggestions: use lower case for int and boolean, and replace float with double.