You cannot normally claim if you are studying fulltime, but there are some exceptions.

• if you are one of a couple who are both full-time students and one of you is responsible for a child, you may be able to get JSA during the summer vacation;
• if you are aged 25 or over and have been unemployed for two or more years, you may be able to do a full-time employment-related course for up to a year and still get JSA;
• you may be able to do an Open University course and still get JSA.

You can find more information about JSA here or alternatively, contact your local Jobcentre Plus.