# Lesson 12 How Many Are There? (Part 1)

Let’s count collections of objects.

## Warm-up Questions About Us: How Many of Us Are Here Today?

How can we figure out how many of us are here?

## Activity 1 Counting Collections

Figure out how many objects are in your collection. Use the tools if they are helpful.

## Activity 2 Count to 10

Let’s count to 10 all together.

## Activity 3 Introduce Pattern Blocks, Get and Build

## Problem 1

## Problem 2

Choose a center.

Geoblocks

Connecting Cubes

Pattern Blocks

Picture Books