Many Classroom Resources, such as Content Scope and Sequences and Vocabulary Lists, are provided for teachers to use as they implement Investigations 2nd edition in classrooms.

Investigations, 2nd Edition, Where to Start

For each Investigations Unit the TERC authors have identified the professional development readings and activities for teachers to read and do in order to successfully teach the Unit. These are great to use in Gr. level team planning meetings.

Gr. KUnit 1
Unit 2Unit 3Unit 4
Unit 5
Unit 6
Unit 7
Gr. 1Unit 1Unit 2
Unit 3
Unit 4
Unit 5
Unit 6
Unit 7
Unit 8
Unit 9
Gr. 2Unit 1Unit 2Unit 3 Unit 4Unit 5 Unit 6 Unit 7 Unit 8Unit 9
Gr. 3Unit 1Unit 2 Unit 3 Unit 4 Unit 5Unit 6 Unit 7 Unit 8 Unit 9
Gr. 4Unit 1Unit 2Unit 3 Unit 4 Unit 5 Unit 6 Unit 7Unit 8 Unit 9
Gr. 5Unit 1Unit 2Unit 3 Unit 4 Unit 5 Unit 6Unit 7 Unit 8Unit 9
Investigations, 2nd Edition, Content Scope and Sequence

The authors identify the Benchmarks that students will master for each Unit. The mathematical Emphases are the big ideas, and the Math Focus Points are what the student work focuses on. Daily routines are an integral part of the curriculum, done outside of math time.

Gr. KGr. 1
Gr. 2Gr. 3Gr. 4
Gr. 5

Where is it now?

For the Investigations 1st edition user, the TERC Investigations authors wrote "Where Is It Now?" to describe the work of the 2nd edition, in relation to the first edition. First edition activities may be part of the 2nd edition, but may be presented and used differently. It also identifies 1st edition activities/Investigations/content that no longer appears in the 2nd edition or that has moved to another Gr..

Gr. KGr. 1Gr. 2Gr. 3 Gr. 4Gr. 5     

These are lists of all the vocabulary the students will learn and use in each Unit. They can go right up on your Word Wall!

Developing Vocabulary in Investigations, 2nd Edition

Gr. KGr. 1Gr. 2 Gr. 3Gr. 4 Gr. 5     



Investigation Spanish (English) Mathematics Vocabulary


Literature Lists

The TERC authors compiled these lists as resources that can be used in the Unit noted to support the mathematics. They are also included in the Family Letters.

Gr. K-2Gr. 3-5