Find meaning in the material. By making the material personal and meaningful, it will be easier to retain the information with less effort. People often study a field when they are young and naive and simply goes with what is popular and will get a job even if they are disinterested in the field. It makes the learning curve steep and learning unpleasant.
Hard Facts that are hard to derive meaning needs to be learned by rote. Even if learning by rote, you could adopt spaced timed interval repetition for review and revision.
Use your imagination to learn. Albert Einstein once said: Knowledge takes you from A to Z but imagination takes you everywhere.
See it in your mind like a movie as clearly as you can. Hear & Feel it. Use your entire being and emotions to invest into making the material part of who you are and the knowledge will never leave you.
Find the easiest way to learn the material. Work hard but think smart, it applies to learning and applies to work too.
Find out and appreciate the reason behind each point. When you gain an appreciation to the underlying principles behind why something exist, you will be emotionally moved by its beauty and it will be effortless to remember the information.
Explain it or teach it to someone else. When the light of a candle is shared onto another candle, the flame of knowledge doesn’t disappear from its origin but spread like wildfire.
Bridge new information to old information. By making association from old information to new information it makes it easy to develop neural pathways in your both left and right hemispheres of your brain.
Look for alternative words that sound like the difficult word that I am learning. This is associative thinking in play.
Revise 5 mins later, 1 hour later, before u sleep, when u wake up, once everyday for a week. Make this a habit by using reminders apps on your phone.
Use your time when doing menial work or housework to revise your material in your head - forward and backwards. Listen to audio books but remember to take adequate breaks throughout the day to rest or ruminate over the material. There is no point learning something in principle if you don’t apply it in real life. There is no point doing something in real life if it doesn’t generate benefits for yourself or others?
When you have trouble making a mental connection in your mind about the material that you are trying to remember, that means that you failed to understand the material fully. Go back and look at learning this with a different strategy or ask for help from a friend, colleague, expert or stranger.
Use your family and friends body parts to remember your material. Make it intimate.
How to remember numbers:
Zero for (Z,S)
One for One way street (t)
Two for On/Off Switch (n)
Three for Three Blind Mice (m)
Four for 4ingers chicken (R)
Five for Five Star Hotel (L)
Six for Sixth Sense (J)
Seven for 7 Eleven (K)
Eight for 8 Ball (G)
Nine for Cat with 9 Lives (P)
Ten for Ten Fingers & Toes
Summarise what you have written. People are busy. Deliver 70% of value in 3 minutes is better than 0% of value with wordy text.