Lesson 2 Keep Track of Objects
Let’s figure out how many objects are in our collections.
Warm-up Number Talk: Add and Subtract 0 and 1
Find the value of each expression.
Activity 1 Counting Collections
How many objects are in your collection?
Activity 2 Different Ways to Keep Track
Choose either the 10-frame or the counting mat to help you figure out how many objects are in your collection.
Activity 3 Centers: Choice Time
Choose a center.