For anyone not sure what they want to do as a career, then the following quizzes and planners are a great way to generate some ideas. Generally they ask a series of questions and based on your answers will produce a list of jobs that may be of interest. They are not telling you that you should do the jobs, just that they are ones worth exploring in more detail.
Click on the blue links to complete the quizzes and planners:
aimed at 16-19 year olds
a visual quiz that produces word clouds related to careers, degree courses and apprenticeships
This is a great website and easy to use. Complete the 4 sections in "About Me" on the left of the page to get some career ideas.
the National Careers Service offers this Skills Health Check which contains a set of quizzes to help you think about what sort of job you would like to do.
aimed at people who are going to, or at, university or who already have a degree.
Get matched to jobs and see what courses previous students studied to get there.