To view the documents available in the Investigations Library click on one of the categories below or browse all document titles by scrolling down the page.
Select a Category:- Curriculum Components
- Curriculum Features
- Curriculum by Grade Level
- Curriculum by Math Content
- The Currriculum and the CCSS
- Curriculum in the Classroom
- Implementing the Curriculum and Professional Development
- Developing the Curriculum
- Impact of the Curriculum
- Resources
- Math Games and Activities
- Archived
- 1st Edition Information
Curriculum Components
- Program Components PDF
- Understanding the Instructional Plans PDF
- Math Content Correlations Prototype PDF
- New Session Prototype: KU6 Session 5A.4 PDF
- Pearson brochure PDF
- Grade 1: Resource Master-Ten-Frame Cards PDF
- Grade 2: Resource Master-More Challenging Story Problems PDF
- Grade 2: Resource Master-Family Letter: Related Activities to Try at Home PDF
- Grade 3: Resource Master-Assessment: Subtraction Strategies PDF
- Grade 5: Resource Master-Multiplication Compare Game Directions PDF
- Grade 5: Resource Master-Multiplication Compare Recording Sheet PDF
- Materials Kit by Grade PDF
- Completer Kit by Grade PDF
- Card Package by Grade PDF
- Chart of Hands-On Components PDF
- Materials as Tools for Learning PDF
- Grade 5: Student Activity Book-Problems Involving Teams PDF
- Grade 5: Student Activity Book-Multiplication Compare Recording Sheet PDF
- Grade 5: Student Activity Book-Number Puzzles PDF
- Grade 5: Student Activity Book-Multiplication Combinations 1 PDF
- Grade 3: Student Math Handbook-Measurement Tools PDF
- Grade 5: Student Math Handbook-Multiplication Compare PDF
- Grade 1: Differentiation in Investigation 2 PDF
- Grade 2: Differentiation in Investigation 3 PDF
- Grade 3: Differentiation in Investigation 3 PDF
- Grade 4: Differentiation in Investigation 3 PDF
- Grade 5: Differentiation in Investigation 2 PDF
- Grade 4: Spanish Companion-Unit 1, Session 1.1-Cosas que estan en matrices PDF
- Grade 1: Carpeta de recursos-Carta a la familia: Sobre las matematicas de esta unidad PDF
- Grade 4: Carpeta de recursos-La fabrica de embalajes PDF
- Grade 1: Cuaderno de activitidades-Pasos de nino en casa PDF
- Grade 4: Cuaderno de activitidades-Datos Misteriosos A PDF
- Grade 4: Cuaderno de activitidades-Puntos de interes PDF
- Grade 1: Manual de Matematicas para el estudiante-Lanzar y anotar PDF
- Grade 4: Manual de Matematicas para el estudiante-Trabajar con datos PDF
- Grade 2: Answer Key PDF
- Grade 2: Differentiation in This Unit PDF
- Grade 4: Differentiation: Supporting the Range of Learners PDF
- Kindergarten: Algebra Connections in This Unit PDF
- Grade 3: Teacher Note-Repeating Patterns and Counting Numbers PDF
- Grade 2: Resource Master-Family Letter: About the Mathematics in this Unit PDF
- Grade 3: Resource Master-Family Letter: Related Activities to Try at Home PDF
- Grade 4: Resource Master-Family Letter: Learning Multiplication Combinations PDF
- Grade 5: Resource Master-Family Letter: About Mathematics Homework PDF
- Kindergarten Overview PDF
- 1st Grade Overview PDF
- 2n Grade Overview PDF
- 3rd Grade Overview PDF
- 4th Grade Overview PDF
- 5th Grade Overview PDF
- Kindergarten Math Content PDF
- Grade 1 Math Content PDF
- Grade 2 Math Content PDF
- Grade 3 Math Content PDF
- Grade 4 Math Content PDF
- Grade 5 Math Content PDF
- Math Content K-5 PDF
- Kindergarten Unit Summaries PDF
- Grade 1 Unit Summaries PDF
- Grade 2 Unit Summaries PDF
- Grade 3 Unit Summaries PDF
- Grade 4 Unit Summaries PDF
- Grade 5 Unit Summaries PDF
- Unit Summaries K-5 PDF
- Kindergarten Scope and Sequence PDF
- Grade 1 Scope and Sequence PDF
- Grade 2 Scope and Sequence PDF
- Grade 3 Scope and Sequence PDF
- Grade 4 Scope and Sequence PDF
- Grade 5 Scope and Sequence PDF
- Scope and Sequence K-5 PDF
- Kindergarten: Session1.3-Counting Jar PDF
- Kindergarten: Resource Master-Grab and Count PDF
- Kindergarten: Student Math Handbook-Counting Jar PDF
- Kindergarten: Session1.6-Does Order Matter When You Count? PDF
- Kindergarten: Student Math Handbook-Counting PDF
- Kindergarten: Algebra Connections in This Unit PDF
- Kindergarten: Dialogue Box-Does Order Matter? PDF
- Grade 1: Session1.1-How Many of Each? PDF
- Grade 1: Resource Master-Start With Get To Cards (Set A) PDF
- Grade 1: Student Activity Book-Nine Toys: How Many of Each? PDF
- Grade 1: Student Activity Book-Using a Calendar PDF
- Grade 1: Resource Master-Family Letter about the Mathematics in This Unit PDF
- Grade 1: Student Math Handbook-Counting Forward and Counting Back PDF
- Grade 1: Student Math Handbook-How Many of Each? PDF
- Grade 1: Teacher Note-About the How Many of Each? Problems in This Unit PDF
- Grade 1: Teacher Note-Finding Relationships Among Solutions PDF
- Grade 1: Dialogue Box-Do We Have All the Combinations? PDF
- Grade 2: Session1.1-Story Problems with Stickers PDF
- Grade 2: Resource Master-Stickers: Strips and Singles PDF
- Grade 2: Student Activity Book-Sticker Problems PDF
- Grade 2: Resource Master-100 Chart PDF
- Grade 2: Student Activity Book-Telling Time Problems PDF
- Grade 2: Resource Master-Family Letter about the Mathematics in This Unit PDF
- Grade 2: Student Math Handbook-Place Value: Single Stickers and Strips of 10 PDF
- Grade 2: Student Math Handbook-Another Addition Story Problem PDF
- Grade 2: Teacher Note-Place Value in Grade 2 PDF
- Grade 2: Teacher Note-Stickers: A Context for Place Value PDF
- Grade 2: Dialogue Box-Adding With Stickers PDF
- Grade 2: Dialogue Box-Is It 2 Or 20? PDF
- Grade 3: Session3.3-How Far From 100? PDF
- Grade 3: Student Activity Book-How Far from 100? Recording Sheet PDF
- Grade 3: Student Activity Book-Related Problem Sets PDF
- Grade 3: Resource Master-Digit Cards PDF
- Grade 3: Resource Master-How Far From 100? PDF
- Grade 3: Student Math Handbook-Tools To Represent Subtraction Problems PDF
- Grade 3: Student Math Handbook-Strategies For Solving Subtraction Problems PDF
- Grade 3: Dialogue Box-How Far From 100? PDF
- Grade 4: Session2.3-Multiple Turn Over PDF
- Grade 4: Resource Master-Multiple Turn Over PDF
- Grade 4: Resource Master-Multiple Cards PDF
- Grade 4: Resource Master-Muliple Turn Over Recording Sheet PDF
- Grade 4: Student Activity Book-Distance Problems PDF
- Grade 4: Student Activity Book-Practicing With Multiplication Cards PDF
- Grade 4: Student Math Handbook-Multiplication Combinations PDF
- Grade 4: Dialogue Box-Identifying Factors and Multiples in Multiple Turn Over PDF
- Grade 5: Session3.3-Solving More Division Problems PDF
- Grade 5: Student Activity Book -Division Problems PDF
- Grade 5: Student Activity Book -Story Problems: School Supplies PDF
- Grade 5: Resource Master-Quick Images PDF
- Grade 5: Student Math Handbook-Division Strategies PDF
- Grade 5: Teacher Note-Division Strategies PDF
- Grade 5: Teacher Note-Developing Computation Strategies That Make Sense PDF
- Kindergarten Component Information PDF
- Grade 1 Component Information PDF
- Grade 2 Component Information PDF
- Grade 3 Component Information PDF
- Grade 4 Component Information PDF
- Grade 5 Component Information PDF
- Component Information K-5 PDF
- Kindergarten Pacing Information PDF
- Grade 1 Pacing Information PDF
- Grade 2 Pacing Information PDF
- Grade 3 Pacing Information PDF
- Grade 4 Pacing Information PDF
- Grade 5 Pacing Information PDF
- Pacing Information K-5 PDF
- Teaching a New Kindergarten Unit PDF
- Teaching a New Grade 1 Unit PDF
- Teaching a New Grade 2 Unit PDF
- Teaching a New Grade 3 Unit PDF
- Teaching a New Grade 4 Unit PDF
- Teaching a New Grade 5 Unit PDF
- Teaching a New Unit K-5 PDF
- Kindergarten Unit 1 Unit Guide PDF
- Grade 1 Unit 1 Unit Guide PDF
- Grade 2 Unit 1 Unit Guide PDF
- Grade 3 Unit 1 Unit Guide PDF
- Grade 4 Unit 1 Unit Guide PDF
- Grade 5 Unit 1 Unit Guide PDF
- Sample Unit Guides: Unit 1 in Grades K-5 PDF
- Incorporating the Unit Guides into your professional development program PDF
- Counting and the Number System PDF
- Addition and Subtraction PDF
- Multiplication and Division PDF
- Rational Numbers PDF
- Geometry PDF
- Measurement PDF
- Data and Probability PDF
- Patterns and Functions PDF
- Place Value PDF
- Early Algebra PDF
- Computational Algorithms and Procedures PDF
- Developing Fluency with the Facts PDF
- Algebra in the Revision PDF
- CCSS Instructional Plans at Kindergarten PDF
- CCSS Instructional Plans at 1st Grade PDF
- CCSS Instructional Plans at 2nd Grade PDF
- CCSS Instructional Plans at 3rd Grade PDF
- CCSS Instructional Plans at 4th Grade PDF
- CCSS Instructional Plans at 5th Grade PDF
- CCSS Sample Session at Kindergarten PDF
- CCSS Sample Session at 1st Grade PDF
- CCSS Sample Session at 2nd Grade PDF
- CCSS Sample Session at 3rd Grade PDF
- CCSS Sample Session at 4th Grade PDF
- CCSS Sample Session at 5th Grade PDF
- Investigations and the CCSS at Kindergarten PDF
- Investigations and the CCSS at 1st Grade PDF
- Investigations and the CCSS at 2nd Grade PDF
- Investigations and the CCSS at 3rd Grade PDF
- Investigations and the CCSS at 4th Grade PDF
- Investigations and the CCSS at 5th Grade PDF
- Investigations and the Math Practices PDF
- Correlations between Investigations and the CCSS at Kindergarten PDF
- Correlations between Investigations and the CCSS at 1st Grade PDF
- Correlations between Investigations and the CCSS at 2nd Grade PDF
- Correlations between Investigations and the CCSS at 3rd Grade PDF
- Correlations between Investigations and the CCSS at 4th Grade PDF
- Correlations between Investigations and the CCSS at 5th Grade PDF
- Kindergarten Case: Setting Up the Mathematics Community PDF
- Grade 1 Case: Setting Up the Mathematics Community PDF
- Grade 2 Case: Setting Up the Mathematics Community PDF
- Grade 3 Case: Setting Up the Mathematics Community PDF
- Grade 4 Case: Setting Up the Mathematics Community PDF
- Grade 5 Case: Setting Up the Mathematics Community PDF
- Discussing Mathematical Ideas PDF
- Discussing Mathematical Ideas: Kindergarten Sample Case PDF
- Discussing Mathematical Ideas: Grade 1 Sample Case PDF
- Discussing Mathematical Ideas: Grade 2 Sample Case PDF
- Discussing Mathematical Ideas: Grade 3 Sample Case PDF
- Discussing Mathematical Ideas: Grade 4 Sample Case PDF
- The Teacher's Role in Investigations PDF
- Special Needs Students and Classroom Discussions PDF
- Making Math Workshop Work PDF
- Using Games as Tools for Learning PDF
- Kindergarten Case (Accomodations for Learning) PDF
- First Grade Case (Accommodations for Learning) PDF
- Second Grade Case (Language and Representation) PDF
- Third Grade Case (Language and Representation) PDF
- Fourth Grade Case (Language and Representation) PDF
- Fifth Grade Case (Setting Up the Math Community) PDF
- Practice and Review Essay PDF
- Materials as a Tool for Learning PDF
- Array Cards PDF
- Calculators PDF
- Shapes software PDF
- Logo Paths Software PDF
- Using Computers as Tools for Learning PDF
Investigations and the CCSS
Resource Masters and Transparencies
Materials Kits
Student Activity Books
Student Math Handbook
Differentiation and Intervention Guide
Spanish Components
Answer Key
Curriculum Features
Professional Development
Range of Learners
Early Algebra
Math Workshop
Games
Resources for Families
Children's Literature
Curriculum by Grade Level
Grade Level Overviews
Math Content by Grade Level
Unit Summaries
Scope and Sequence
Sample Sessions
Components Information
Pacing Information
Teaching a New Unit
Unit Guides
Curriculum by Math Content
The Curriculum and the CCSS
Curriculum in the Classroom
Implementing the Curriculum and Professional Development
Developing the Curriculum
Impact of the Curriculum
- Pearson Research Summary PDF
- Gatti Evaluation Study PDF
- The Investigations curriculum and children's understanding of whole number operations PDF
- Modes of Teaching and Ways of Thinking PDF
- Full-year pilot grades 3 and 4: Investigations in Number, Data, and Space PDF
- Learning operations: Invented strategies that work PDF
- Assessing Elementary Understanding of Multiplication Concepts PDF
Resources
- Articles, Papers and Reports
- Websites for Families and Caregivers
- Policy and Practice
- Equity Projects
- Organizations and Projects Working with Families
- Professional Educational Organizations
- National and Regional Implementation Centers
- Publishers and Resource Organizations
Math Games and Activities
- Games and Activities to Play Online
- Games and Activities to Do Offline
- Mathematical Children's Literature
- Math Reference Material for Children and Families
Archived
- Investigations Staff PDF
- Comparing 1st and 2nd Edition Kindergarten Units PDF
- Comparing 1st and 2nd Edition Grade 1 Units PDF
- Comparing 1st and 2nd Edition Grade 2 Units PDF
- Comparing 1st and 2nd Edition Grade 3 Units PDF
- Comparing 1st and 2nd Edition Grade 4 Units PDF
- Comparing 1st and 2nd Edition Grade 5 Units PDF
- Comparing 1st and 2nd Edition Units K-5 PDF