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        | Focuses on action of objects such as shaking or banging rattle |  | 
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        | Exploration of objects Object permanence begins to emerge
 Goal-directed movement
 Anticipate movement of oath of objects
 Cause and effect beginning to emerge
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        | Uses tools after demonstration Goal directed bx
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        | Basic “make believe” play involving self first, then objects and others, then imitation of others Recruits adult help to achieve goal
 Trails and error approach
 Attempts to activate simple mechanism
 Turns and inspects objects
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        | Use of non-realistic objects in play Inanimate objects perform familiar actions in play such as doll washing self
 Attends to shapes appropriately and can do shape sorter by end of range
 Begins to replace trail and error with thought process
 Can operate mechanical toy, such as on/off switch
 Predict affects and presume causes
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        | Discriminates size Build blocks horizontally and vertically
 Mental plan of action
 Uses past experiences to predict future experiences
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        | 9 cube tower Organize objects by size
 Build structure from mental image
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        | Builds structures in various planes along with symmetrical designs |  | 
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