Months 31-33

Mental Development
- Play make-believe with common objects from around the house
- Hold a conversation of two or three sentences
- Be able to express their needs and wants verbally
- Identify a friend by naming them
- Be able to concentrate on a task for a short period of time
- Know size differences and be able to select the “big” ball or the “little” ball
- Understand basic cause-and-effect relationships
- Refer to themselves using the word “I”
Visual Development
- Identify a square or circle
Growth
31 Months
- Weigh about 12.9 kg if she’s a girl or about 13.5 kg if he’s a boy
- Be about 91.4 cm tall if she’s a girl or about 92.7 cm tall if he’s a boy
32 Months
- Weigh about 13.1 kg if she’s a girl or about 13.7 kg if he’s a boy
- Be about 92.2 cm tall if she’s a girl or about 93.4 cm tall if he’s a boy
33 Months
- Weigh about 13.3 kg if she’s a girl or about 13.8 kg if he’s a boy
- Be about 92.9 cm tall if she’s a girl or about 94.1 cm tall if he’s a boy
Motor Development
- Like to make music with real or homemade instruments
- Start to lift their pencil or crayon off the paper at regular intervals to do pretend “writing”
- Be able to kick a ball a short distance
- Be getting better at throwing a ball well over arm
- Be able to wrap up objects
- Balance on each foot for one second
- Be able to mix ingredients and do other simple food preparation tasks with supervision
Social and Emotional Development
- Need to try both options before choosing one when making a decision
- Be likely to have a temper tantrum if “forced” into a course of behaviour
- Likely to be more cooperative if they learn that you are going to be firm with them
- Use language to try to get their own way
- Learn how to get along with others
- Prefer a predictable routine related to sleeping, eating and other basic activities
- Learn how to share possessions with others
- Mimic adult behaviour when asked to show feelings such as anger or happiness
- Have an imaginary friend