Read the SQA instructions on the implementation step of the project, reproduced below:
Check this website and other Advanced Higher learning resources for help implementing your project as necessary. You may have to jump around a bit or review concepts before they are taught in class in order to develop the skills you need
You may need to develop some skills that are outside of the Advanced Higher course. You may find the links below helpful
w3schools - a wide variety of tutorials on different types of programming
Stack Overflow - a question and answers site for programmers