According to the Denver II Developmental Screen:
•Standing for 2 seconds should be accomplished by age 13 months. If this cannot be accomplished by a 15 month-old, a developmental delay may be present.
•Ability to run is accomplished by 14-22 months.
•Ability to say 3 words is accomplished by 12-20 months.
•Ability to put on clothing is accomplished by 20-30 months.