List of Skills by Age

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1-2 Months

Scans eyes and contours of faces if in close proximity and within view; prefers looking at faces to objects

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2-4 Months

Discriminates people, preferred objects, tastes, smells, textures

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4-6 Months

Uses shape, size and color to tell the difference between objects

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6-8 Months

Starts differentiating between each and both; and between one and more than one (picks up the larger amount)

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8-10 Months

Matches two blocks as being the same

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10-12 Months

Nests smaller container in a larger one

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12-15 Months

Nests 3 round containers

Places one block on top of another

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15-18 Months

Stacks three or four blocks

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18-21 Months

Nests 4 nesting blocks or bowls

Explores and identifies objects that are big/small, heavy/light, and tall/short, with assistance

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21-24 Months

Examines a small group of objects and knows which has more if there is a big discrepancy in amount

Orders several objects on the basis of one characteristic through trial and error (e.g., stacking rings ordered by size)

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24-27 Months

Correctly nests four or more small square boxes

Stacks five circular rings in correct size order

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27-30 Months

Uses words for a characteristic such as big/little, tall/short, heavy/light, but may not yet compare to objects based on the characteristics

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30-33 Months

Points to smaller/larger of two objects

Points to short/long

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33-36 Months

Identifies more, and the same in two groups of the items (1-4 items) if the groups are organized differently

Knows empty/full; small/smaller; large/larger

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36-42 Months

Understands largest/ smallest

Compares pictures, colors, shapes to do simple puzzles

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42-48 Months

Identifies amounts of dissimilar items (small numbers)

Matches related items and determines if they are the same number

Knows to count to compare small amounts if only one attribute is involved (may be confused if objects are of different sizes)

Recites the days of the week

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48-54 Months

Talks about past, present, future

Matches unrelated items and determines if they are the same amount

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54-60 Months

Meaningfully uses words equal, more, less, and fewer

Knows to count and compare regardless of the attributes in the set

Identifies and uses ordinal numbers from 1st to 10th

Puts items in serial order of size from one to six units