Id say geography, RE are unbelievebly simple however this is abit of memory to them
Whereas for someone who is good at maths/quite intelligent, Electronics is so so so easy. All you have to be able to do is manipulate equations. You get given values get asked to find other values using the formula in the front of the paper / apply some basic rules. It is so easy. I got 100% in all three modules, but dropped a few marks in coursework