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Third Grade
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Big Ideas & Topics
Data Analysis
Summarizing a Data Set with Multiple Categories
Solving One- & Two-Step Problems from a Frequency Table, Dot Plot, Pictograph, or Bar Graph
Geometry
Classifying & Sorting Two- & Three-Dimensional Figures
Using Attributes to Recognize Rhombuses, Parallelograms, Trapezoids, Rectangles, & Squares
Determining the Area of Rectangles Using Multiplication
Decomposing Composite Figures Formed by Rectangles
Decomposing Two Congruent Two-Dimensional Figures into Parts with Equal Areas
Measurement
Determining the Perimeter of a Polygon
Adding & Subtracting Intervals of Time in Minutes
Using Measurements of Liquid Volume or Weight
Determining Liquid Volume or Weight Using Appropriate Units & Tools
Number Operations
Solving One- & Two-Step Addition & Subtraction Problems within 1,000
Rounding to the Nearest 10 or 100 Using Compatible Numbers
Determining Objects in Equally Sized Groups in Arrays up to 10 by 10
Multiplication Facts using a Variety of Strategies
Recalling Multiplication & Division Facts up to 10 by 10
Multiplying a Two-Digit Number by a One-Digit Number Using Strategies & Algorithms
Partitioning into Equal Shares & Sharing Equally
Determining the Quotient
Solving One- & Two-Step Multiplication & Division Problems within 100
Representing One- & Two-Step Addition & Subtraction Problems within 1,000
Representing & Solving One- & Two-Step Multiplication & Division Problems within 100
Describing a Multiplication Expression as a Comparison
Determining an Unknown in a Multiplication or Division Equation
Representing Real-World Relationships Using Number Pairs in a Table
Number Relationships
Composing & Decomposing Numbers up to 100,000 including Expanded Notation
Describing Base 10 Relationships through the 100,000 Place
Representing a Number on a Number Line with Two Consecutive Multiples
Comparing & Ordering Numbers to 100,000 using Comparison Symbols
Representing Fractions Greater Than Zero
Determining the Corresponding Fractions Using a Number Line
Explaining a Unit Fraction
Composing & Decomposing a Fraction
Partitioning an Object or Set of Objects Using Pictorial Representations
Representing Equivalent Fractions with Denominators of 2, 3, 4, 6, and 8
Explaining Two Fractions are Equivalent Using a Number Line or an Area Model
Comparing Two Fractions Having the Same Numerator or Denominator
Determining If a Number is Odd or Even
Representing Fractions of Halves, Fourths, & Eighths on a Number Line
Personal Financial Literacy
Determining the Value of a Collection of Coins and Bills
Human Capital & Income
Describing Availability & Scarcity of Resources
Planned & Unplanned Spending
Using of Credit
Savings & Benefits to Saving
Identifying Income, Spending, Saving, & Charitable Giving
T.I.P.S.
Students must be able to sort different objects and then classify them using formal geometric language such as
attribute
,
vertex
,
face
, and
edge
.
Example
Classify the objects below based on the numbers of edges, number of vertices, and bases.
Hint
Possible Solution
Digital Tools
Click on the following links for interactive games.
Classifying Geometric Shapes
Shape Shoot
Resources
Click on the following links for more information.
TEKS
Readiness Standard
3.6 Geometry and measurement. The student applies
mathematical process standards
to analyze attributes of
two-dimensional geometric figures
to develop generalizations about their properties. The student is expected to:
(A) classify and sort
two-
and three-dimensional solids, including cones, cylinders, spheres, triangular and rectangular prisms, and cubes, based on
attributes
using formal geometric language
Feedback
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here
to submit feedback.
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Students must be able to sort different objects and then classify them using formal geometric language such as 
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