Here are some tips to help improve your revision:

1. Create a revision plan: A revision plan can help you to organize your time and prioritize the most important topics and concepts that you need to study.

2. Take regular breaks: It's important to take regular breaks while revising, as this can help you to stay focused and avoid burnout.

3. Use a variety of revision methods: Different people learn in different ways, so it's important to try a variety of revision methods, such as flashcards, mind maps, or practice questions, to find out what works best for you.

4. Get feedback: Ask a classmate, tutor, or teacher to review your revision notes or practice questions, and provide you with feedback on what you're doing well and what you can improve.

5. Practice past papers: Practicing past papers is a great way to get familiar with the format and style of the exam, and can help you to identify any areas where you need to improve.

6. Stay positive: It's important to stay positive and motivated while revising, as this can help you to stay focused and stay on track with your revision plan.

7. Get enough sleep: Make sure to get enough sleep while revising, as this can help you to retain information and perform at your best on the exam.

8. Avoid distractions: Try to eliminate as many distractions as possible while revising, such as turning off your phone, finding a quiet study space, or working with a study group.