Cardinality Rubric

Directions:

  1. Sit with a student or group of students at a table.
  2. Put four heart shapes (or other objects) on the table between you and the students.
  3. Give each student a piece of paper and crayon or pencil.
  4. Ask. Use the paper and crayon or pencil to show or describe what is on the table.
  5. Write each student's name on a line and write the date in the box that best describes the child's response.

 

Scoring sheet:

_____Name_____ Vague and prenumeric

Example:

Draws inaccurate marks to represent numbers

X O / | \
Representation of the object


Example:

Draws an object but does not include an appropriate numeric cardinal value

One to one correspondence with symbols:

Example:

Draws objects that represent how many (cardinality) with a one to one relationship

One to one correspondence with numerals

Example:

Represents each object with a number

1, 2, 3, 4

or

4, 4, 4, 4
Cardinal value alone

Example:

Correct cardinality is used to represent the actual value

4
Cardinal value and object


Example:

Writes the actual value (cardinality) & name of object

4 hearts
Notes:
               
               
               
               
               
               
               
               
               
               
               
               
               
               
               
               
               
               

 

 

 

 

Developed by Graduate Math Class Summer 2002
Dr. Robert Sweetland's notes
homeofbob.com & thehob.net