Science was like the Marmite of the GCSE world - you either loved it or hated it!
Biology, chemistry and physics have been a crucial part of the national curriculum for decades - but how much of your science lessons do you remember?
Are you a biology boffin or do you cry at the thought of a chemistry conundrum?
Test your skills with our GCSE science quiz - but first, warm up your brain with our gallery of 15 important scientific discoveries:
Click below to view the gallery
Ready to test your science skills?
Click below to take our quiz
How did you do? Are you a physics pro or do you need to go back to school?
Don't forget to share your score on Facebook and Twitter!
If you're feeling confident, why not test your GCSE Maths knowledge?
Click here to take our GCSE Maths quiz
Take our GCSE English quiz and test your word skills
How much of the past do you remember? Click here to try our GCSE history quiz
Want to read, watch and hear more? You can download the FREE Examiner Apple App here , the FREE Examiner Android App here or you can view the paper as an e-edition on your Apple, Android or Kindle device by clicking here
To follow us on Twitter click here