4 Rods = 1 Chain. Picture—See 4 Rods wrapped around with a chain. 80 chains = 1 mile. Your Code Word for 80 is Vase; put a chain around it and drag it a mile.
A few picture associations like these will help in fixing the difficult points in mind. Associations which you make yourself will help you most. Be sure to repeat them at intervals; make them permanent.
Pictures for Answers
Familiarity with the Number Code given in the book on Memory, will aid the child in keeping the result of a problem. The numbers of the answer can quickly take the form of an object which can be translated again into the correct numbers. Many children will not be able to hold the visual picture of the digits for any length of time. There is considerable difference in the ability to hold the visual picture of the digit 127. Many children, and adults, will be far more accurate and remember longer if they see a TANK, which is easily translated by the Code into 127, when the answer is wanted.
Learning Rules
The exaggerated example illustrating the rule to be learned, will make its meaning clear and thus make the problem of learning it many times simpler than if it is learned as a group of words, the meaning of which is not always well understood. It is always best to understand the rule first and learn it afterwards. Use the suggestion given for learning verbatim and the exaggerated example as given in the suggestions in spelling. After you understand the rule it will not be difficult to memorize.
Visualizing Geometry
The Theorem in geometry should have the visual process applied to it in the same manner. Make a strong picture of the figure which illustrates it. For example:
The square on the hypotenuse of a right angle is equal to the sum of the square on the other two sides.