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# HighScope Preschool Key Developmental Indicators (page 3)

HighScope Educational Research Foundation
Updated on Nov 12, 2009

### Arts and Sciences

#### Mathematics

##### Seriation
• Comparing attributes (longer/shorter, bigger/smaller)
• Arranging several things one after anotherin a series or pattern and describing the relationships(big/bigger/biggest, red/blue/red/blue)
• Fitting one ordered set of objects to another through trial and error (small cup—small saucer/medium cup—medium saucer/big cup—big saucer)
##### Number
• Comparing the numbers of things in two sets to determine "more," "fewer," "same number"
• Arranging two sets of objects in one-to-one correspondence
• Counting objects
##### Space
• Filling and emptying
• Fitting things together and taking them apart
• Changing the shape and arrangement of objects (wrapping, twisting, stretching, stacking, enclosing)
• Observing people, places, and things from different spatial viewpoints
• Experiencing and describing positions,directions, and distances in the play space, building, and neighborhood
• Interpreting spatial relations in drawings,pictures, and photographs

### Science and Technology

##### Classification
• Recognizing objects by sight, sound,touch, taste, and smell
• Exploring and describing similarities,differences, and the attributes of things
• Distinguishing and describing shapes
• Sorting and matching
• Using and describing something in several ways
• Holding more than one attribute in mind at a time
• Distinguishing between "some"and "all"
• Describing characteristics something does not possess or what class it does not belong to
##### Time
• Starting and stopping an action on signal
• Experiencing and describing rates of movement
• Experiencing and comparing time intervals
• Anticipating, remembering, and describing sequences of events
##### Social Studies
• Participating in group routines
• Being sensitive to the feelings, interests,and needs of others
##### Visual Arts
• Relating models, pictures, and photographs to real places and things
• Making models out of clay, blocks, and other materials
• Drawing and painting
##### Dramatic Art
• Imitating actions and sounds
• Pretending and role playing
##### Music
• Moving to music
• Exploring and identifying sounds
• Exploring the singing voice
• Developing melody
• Singing songs
• Playing simple musical instruments