Lesson 7 Count Larger Collections

    • Let’s organize, count, and show collections.

Warm-up Choral Count: Count to 81

What patterns do you see?

Activity 1 Count Another Collection

You and your partner will get a bag of objects. Your job is to figure out how many are in the bag. Work with your partner to count the collection. Each partner will show on paper how many there are and show how you counted them.

Activity 2 Noah Counts a Collection

Noah organized his collection of connecting cubes.

Connecting cubes. 4 towers of 10 cubes. 1 tower of 8 cubes.

He counts and says there are 50 cubes.
Do you agree or disagree?
Explain how you know:

I with Noah because

Activity 3 Centers: Choice Time

Choose a center.

Check It Off

Center. Check It Off.

Five in a Row

Center activity. Five in a row.

Number Puzzles

Center activity. Number Puzzles.

Practice Problem

Problem 1

  1. How many connecting cubes are there?

    Connecting cubes.

  2. How many connecting cubes are there?

    Connecting cubes. 2 towers of 10 cubes. 6 single cubes.

  3. Which collection did you prefer to count? Why?