Module 2: Invariant Tasks 

 
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Basic Methods of Instruction

1.Kinds of Learning
2.Invariant Tasks
3.Concept Classification
4.Procedure Using
5.Principle Using
6.Understanding
7.Generic Skills
8.Attitudes

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Principles for Teaching Invariant Tasks - Case Study 
Imagine a friend of yours, Jennifer, has just been hired to tutor a sixth grader, Sam. She's all excited, because it's her first tutoring job. But she's very worried, too, because she has never tutored before. She has come to you for advice. You had just read somewhere that the most important concerns in any instruction are "what to teach" and "how to teach it". With this in mind, what would you advise Jennifer to do first? 
Think about it, and jot your answer below, before you read on! 

(Before continuing to read, you must submit your opinion in order to see the author's opinion. Click on "Back" to continue with this case study.) 

Let's assume that Jennifer has already found out that Sam is supposed to learn the names of the first seven Presidents of the United States. So let's turn our attention to "how to teach it". Based on the need to create strong links within memory, what would you say is the most important instructional strategy you could suggest to your friend? 
Think about it, and jot your answer below, before you read on! 


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But what should Jennifer be doing while Sam is stating them? Should she just sit there, or should she do something?  
What do you think she should do? Jot your answer below, before you read on! 


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Now, picture Jennifer asking Sam to name the Presidents. If he only knows who the first one is (George Washington), would you start by asking him to name all of them? That would be silly. So what other guideline should you give Jennifer? If this all seems obvious, it shows you have already picked up an intuitive understanding of some of the most basic priniciples of instruction from your observations or studies. Congratulations! But beware that we are quickly moving on to less obvious principles.  
Jot your answer below, before you read on! 


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Now let's assume that Sam needs to learn the names of all the Presidents of the United States instead of just seven. Forty Presidents is a lot to learn. Would you present all 40 at once and then elicit practice on all 40 at once? 
Think of what you would recommend to make it easier for him to learn all those names, and jot your answer below, before you read on! 


(Before continuing to read, you must submit your opinion in order to see the author's opinion.) 

Let's assume the names are difficult for Sam. What else can you recommend to help him remember the names in the first chunk?  
Keep in mind the need to strengthen those links, and jot your answer below, before you read on! 


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However, aside from motivational strategies such as games to increase the learner's effort to memorize the information, there is another feature which can be even more powerful and efficient than repetition to facilitate memorization. 
Try to think of what it is, and write your answer below, before you read on! 


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Finally, what if Sam gets stuck on one of his practice trials? He can't remember the next name. You certainly don't want to just sit there and watch him suffer. What would you suggest that Jennifer do in such situations? Write your answer below, before you read on! 


(Before continuing to read, you must submit your opinion in order to see the author's opinion.) 

But what about motivation? It is hard to remember all those names, and Sam is bound to have trouble at first. What can Jennifer do to keep him from getting discouraged—to keep his attitude positive and his concentration high? High motivation translates into high effort, and that means quicker and better learning. What would you recommend to Jennifer? 
Write your answer below, before you read on! 


(Before continuing to read, you must submit your opinion in order to see the author's opinion.) 

Finally, there is a good chance that by the time Jennifer has finished teaching the last chunk of names, Sam will have difficulty recalling all the previous names. Hence, periodic review is important to include in your instruction. Often it is wise to review items from the first chunk right after the second chunk is mastered, to review items from the first two chunks right after the third chunk is mastered, and so on.  

In summary, the first task of an instructional developer is to decide what to teach (if anything!). This requires that a needs analysis (entailing a goals analysis and a learner analysis) be performed (Kaufman, 1979). If you are teaching a group of learners, sampling and interviews or testing would be most reliable to find out the minimum level of entering knowledge relevant to the goals. But interviewing a qualified teacher is a more cost-effective alternative.

In summary, it appears that once you have decided what needs to be taught, you should plan to include three "routine tactics" in all instruction on invariant tasks: 

  


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This file was last updated on March 10, 1999 by Byungro Lim
Copyright 1999, Charles M. Reigeluth Credit