Unit Sequence Archives - Investigations3

Q&A: The Order of the Units

by The Investigations 3 Center Team | Nov 2, 2018 | 4 comments

Question: Can the Investigations units be taught in a different order than suggested?Answer: The first edition of Investigations was written as a “replacement unit” model where individual units within a grade were somewhat less dependent on previous units, and schools...

A Grade 3 Q&A: Why start with multiplication and division?

by The Investigations 3 Center Team | Nov 9, 2017 | 6 comments

Question: Why does 3rd grade start with a multiplication/division unit and not addition/subtraction?Answer: We often hear from people who wonder why Grade 3 starts with a multiplication and division unit—just like it did in the 1st edition!—rather than an addition and...