Counting and Cardinality
Know number names and the count sequence:
1. Count to 100 by ones and by tens.
Interactive 100's Board
Counting Up To 30
Counting Up To 20
Balloon Pop To 100
2. Count forward beginning from a given number
within the known sequence instead of having to begin at
one.
Put Numbers in Order
Ordering Numbers Game
3. Write numbers from 0 to 20. Represent a number of
objects with a written numeral 0-20.
Tens Frame Game
Balloon Pop Count to 20
Count to tell the number of objects:
4. Understand the relationship between numbers and quantities; connect counting to cardinality.
a. When counting objects, say the number names in the
standard order, pairing each object with one and only one number name and each number name with one and only one object.
GAME 11 - Numbers
Counting Apples
b. Understand that the last number name said tells the number of objects counted. The number of objects is the same regardless of their arrangement or the order in which they were counted.
Order Numbers
c. Understand that each successive number name refers to a quantity.
5. Count to answer “how many?” questions about as many as 20 things arranged in a line, a rectangular array, or a circle, or as many as 10 things in a scattered configuration; given a number from 1–20, count out that many objects.
GAME 5 - Representing Number
GAME 3 - Counting
Compare numbers:
6. Identify whether the number of objects in one group is
greater than, less than, or equal to the number of objects in another group, e.g., by using matching and counting strategies.
Greater or Lesser?
Greatest or Least?
Greater, Less than, or Equal
More, Fewer, Same
7. Compare two numbers between 1 and 10 presented as
written numerals.
Compare Numbers
Click on the video below to view the Counting By Tens song: