- Counting: The child learned to count the number of chalk pieces they have.
- Number recognition: The child learned to recognize and identify numbers written on the chalk.
- Addition: The child learned to add the number of chalk pieces they have with the number of chalk pieces their friend has.
- Subtraction: The child learned to subtract the number of chalk pieces they gave to their friend from the total number of chalk pieces they had.
- Comparing quantities: The child learned to compare the number of chalk pieces they have with the number of chalk pieces their friend has to determine who has more or less.
- Patterns: The child learned to create patterns using different colored chalk pieces.
- Measurement: The child learned to measure the length of the chalk by comparing it with their finger or other objects.
For continued development, the child can explore more complex patterns using different shapes and colors of chalk. They can also practice addition and subtraction by playing games where they have to collect or give away chalk pieces based on certain rules. Additionally, the child can use the chalk to draw shapes and practice identifying and naming them.