3rd Grade Common Core Resources
Here you will find all third grade resources to guide and support mathematics teaching and learning.
These resources are organized by mathematical strand and refer to specific Common Core math content standards.

Operations and Algebraic Thinking (OA)
Inside Problem Solving
Measuring Up (3.OA.A.3)
Party Time (3.OA.A.3)
The Wheel Shop (3.OA.A.1, 3.OA.A.2)
TriTriangles (3.OA.A.3)
Performance Assessment Tasks
The Answer is 36 (3.OA.4, 3.OA.6)
Boxing the Pots (3.OA.5, 3.OA.6, 3.OA.8)
Houses in a Row (3.OA.8, 3.OA.9)
Formative ReEngaging Lessons
Interpreting Multiplication and Division (3.OA.2  3.OA.7) 
Number and Operations in Base Ten (NBT)
Performance Assessment Tasks
Adding Numbers (3.OA.2, 3.OA.3)
A Question of Numbers (3.OA.1, 3.OA.2) 
Number and Operations  Fractions (NF)
Inside Problem Solving
Part and Whole (3.NF.A.1)
Performance Assessment Tasks
Leapfrog Fractions (3.NF.1, 3.NF.3)
Formative ReEngaging Lessons
Interpreting Fractions (3.NF.2, 3.NF.3) 
Measurement and Data (MD)
Inside Problem Solving
Once Upon A Time (3.MD.A.1)
Part and Whole (3.MD.C.6)
Piece it Together (3.MD.C.5, 3.MD.D.8)
Polly Gone (3.MD.D.8)
Surrounded and Covered (3.MD.C.6, 3.MD.D.8)
Performance Assessment Tasks
Boxing the Pots (3.MD.7)
Garden Design (3.MD.5, 3.MD.6)
Parking Cars (3.MD.3)
Time to Get Clean (3.MD.1) 
Geometry (G)
Inside Problem Solving
Part and Whole (3.G.A.2)
Performance Assessment Tasks
Which Shape (3.G.1)
Formative ReEngaging Lessons
Interpreting Fractions (3.G.2)