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		| MS-0850 
 
  
 
  
 
  
 
 | Early Learning III: Early Subtraction I 
 Early Addition I teaches addition with the numbers placed 
			horizontally across the screen. The program will drill the student 
			on sums from 2 to 9. The teacher can optionally select sums from 0 
			to 20.
 
 On the lowest levels, two sets of objects are shown on the screen 
			for the student to count. After they are counted individually, the 
			two sets are combined and the student is asked to count the new set 
			and input the answer.
 
 As the program progresses, the "+" and "=" signs are introduced and 
			the clues are gradually taken away until the student is solving 
			equations on the screen with no objects to count.
 
 Digitized speech guides the student through each problem. The 
			teacher can choose whether the program uses the words "and" and "is" 
			or the words "plus" and "equals".
 
 
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    	|  | Levels of Difficulty Level 1
 
 The student counts a number of objects on the screen. The objects 
			are then divided into two subsets of different objects which the 
			student also counts.
 
 
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    	|  | Level 2 
 The "-" and "=" signs are introduced after the student has solved 
			the problem.
 
 
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    	|  | Level 3 
 The "-" and "=" signs are displayed as part of the problem. In this 
			example, the number line for mouse and TouchWindow users is shown at 
			the bottom of the screen.
 
 
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    	|  | Level 4 
 The student finds the answer without seeing the objects divided.
 
 
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    	|  | Level 5 
 The student solves the problem without the help of any objects to count 
			on the screen.
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