Created 6/14/20. Updates available 
online.
 
  
    
    
  
    
      
    
    Atomic Addition
      
    
    
    
     
    
    
    
    
    
      
        | 
          Title
         | 
        Atomic Addition | 
      
      
        
          | 
            Description
           | 
          Using protons and electrons, students discover the rules for adding integers. | 
        
      
      
        
          | 
            Subject
           | 
          Mathematics | 
        
      
      
        
          | 
            Level
           | 
          Middle School | 
        
      
      
        
          | 
            Type
           | 
          Discussion Prompts, Guided Activity | 
        
      
      
        
          | 
            Duration
           | 
          30 minutes | 
        
      
      
        | 
          Answers Included
         | 
        No | 
      
      
        | 
          Language
         | 
        English | 
      
      
        
          | 
            Keywords
           | 
          integers, negative, positive, sum | 
        
      
      
        | 
          Simulation(s)
         | 
        Build an Atom (HTML5), Build an Atom | 
      
    
    
    
    
    
    
    
    
    
    
    
    
    
    
      
        | 
          Author(s)
         | 
        Mary Burr | 
      
      
        | 
          Contact Email
         | 
        mary.burr2@gmail.com | 
      
      
        | 
          School / Organization
         | 
        FSUS | 
      
      
        | 
          Date submitted
         | 
        8/5/15 | 
      
      
        | 
          Date updated
         | 
        8/5/15 |