You need to familiarise yourself with your learning outcomes and the method in which you extract imformation. For example, many people are visual learners, needing to see formulas or pictures to understand, while others are hands on or auditory learners (both of which make a significant difference.
Geography is a hard subject so you should comprehend and memorise important names. Remember not to stress yourself out so some soothing study background music, which is not genetic, would be helpful. To ensure maximum opportunity, you should quiz thyself on geography so as the prospect of getting better marks.
Using Google and Bing would also be beneficial, as well as Siri (trusty companion). Use the information given and channel it into a way you can comprehend and then come up with your own solution for in depth understanding.
Using the traditional way of reading books would also be a device worthy of consideration as many would find it approachable. Books give indepth knowledge. Of course, geography is a spheric and broad topic, so diagrams are a useful tool for your testing.
Good luck in advance and I hope this allowed you to be successful through your studies.