This task was based on @natbanting's blog post: http://musingmathematically.blogspot.com/2012/07/sprinkler-task.html    
    
    
        
    
    
    
        
        
                    
         
        
        
            
                - Target Group (Age)
 
                - 15 – 18                
 - Language
 
                - English (United Kingdom)
 
            
         
         
        
         
        
                 
    
     
    
    
 
             
         
    
    
    
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