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Assessments for Third Grade Common Core Area and Perimeter Includes: Quizzes for 3.MD.5, 3.MD.6, 3.MD.7, and 3.MD.8; Cumulative Assessment for 3.MD.5-3.MD.8; Answer Keys; Score Summaries Geometric measurement: understand concepts of area and relate area to multiplication and to addition. 3.MD.5. Recognize area as an attribute of plane figures and understand concepts of area measurement. a. A square with side length 1 unit, called “a unit square,” is said to have “one square unit” of area, and

Over 40 images (.jpg) that can be used with perimeter and area activities, worksheets, and assessments.

An easy chart to help students categorize the characteristics of quadrilaterals for 3.G.1.

An assessment for the Third Grade Common Core standard 3.G.1, as well as a bonus shape sorting activity that can be used to develop an understanding of the properties of quadrilaterals and the subcategories of quadrilaterals (including rectangles, squares, and rhombi).

A quick quiz to assess the third grade common core standard - 3.G.2. 3.G.2 - Partition shapes into parts with equal areas. Express the area of each part as a unit fraction of the whole.