Here are some interesting links for you.
7 tips for preparing for the IELTS Test from Yago.sg
20 Tips for Learning your First Second Language from ReturnofKings.com – I believe he means ‘first additional language’ but let’s not split hairs – via @SayHowDoYouDo
How to read and understand a scientific paper for non-scientists from IFLScience.com
11 tips for learning through newspapers from Linguistadores.com