# Grade 1 Curriculum

## Overview

Learn more (pdf) about the units, the math, the components, and some of the games, activities, and contexts at first grade.

## Math Content

**Unit Summaries** contains a brief summary of the mathematical content of each of the units in the Grade 1 sequence.

**Math Content by Grade** describes the mathematical work of Grade 1 in each of the following content areas: Counting and the Number System and Addition and Subtraction (both listed under Number and Operations-Whole Numbers), Data Analysis, Measurement, Patterns and Functions, and Geometry. The mathematical emphases and benchmarks for each content area are also included.

**Scope and Sequence**

## Sample Sessions

Explore a Session from the third Grade 1 unit, *Solving Story Problems: Addition, Subtraction, and the Number System 2*. All of the materials referenced in the Session—Resource Masters, Student Activity Book pages, Student Math Handbook pages, two Teacher Notes, and a Dialogue Box—are also included.

- Session 1.1—How Many of Each? PDF
- Resource Master—Start With/Get To Cards (Set A) PDF
- Student Activity Book—Nine Toys: How Many of Each?
- PDFStudent Activity Book—Using A Calendar PDF
- Resource Master—Family Letter About the Mathematics in This Unit PDF
- Student Math Handbook—Counting Forward and Counting Back PDF
- Student Math Handbook—How Many of Each? PDF
- Teacher Note—About the How Many of Each? Problems in This Unit PDF
- Teacher Note—Finding Relationships Among Solutions PDF
- Dialogue Box—Do We Have All the Combinations? PDF

## Grade 1 Components

Learn about the various components that make up the Core Curriculum Package in Grade 1,

## Classroom Cases

Learn more about companion materials for using *Investigations* to teach the Common Core State Standards.

## Pacing

This document lists the Grade 1 units, the number of sessions in each one, and the total number of sessions in the Grade 1 curriculum. It also contains information about the expectations for the number of minutes spent per day on mathematics.

*Investigations* and the CCSS

Learn more about *Investigations* and the Common Core State Standards *Twos, Fives, and Tens: Addition, Subtraction, and the Number System 4.* The instructional plans layout Session-by-Session changes to each Investigation in that unit.

## Classroom Video

What does an *Investigations* classroom look and sound like? The videos below provide images of teachers and students at work in a range of first grade classrooms.

This teacher re-introduces students to the Classroom Routine Quick Images. Several students share how they visualized one image.

One student discusses her strategy for solving a story problem (18 + _ = 25) with her teacher.

One student shares his strategy for solving 8 + 5. The teacher records his thinking.

One student shares her strategy for solving 6 + 7. Another student shares a similar, related strategy. The teacher records their thinking.