1. ### Parallel and Intersecting Lines

• Resource ID: TEKS12_MATH_04_001
• Subject: Math

This activity provides an opportunity for students to build an understanding of parallel and intersecting lines.

2. ### Area of Triangles, Parallelograms, and Trapezoids

• Resource ID: TEKS12_MATH_06_002
• Subject: Math

These activities provide an opportunity for students to explore the area formulas for triangles, trapezoids, and parallelograms.

3. 11

### OnTRACK Grade 8 Math: Proportionality

• Subject: Math

Students learn to to use proportional relationships to describe dilation; explain proportional and non-proportional relationships involving slope; and use proportional and non-proportional relationships to develop foundational concepts of functions.

4. ### ESTAR II Intervention Modules

• Resource ID: ES001
• Subject: Math

ESTAR II intervention modules are designed for students in grades 3 and 4. A total of eight modules containing lessons, student books, and teacher masters are available for download.

5. ### Rational Number Coefficients

• Resource ID: T2T07
• Subject: Math

Rational Number Coefficients

6. ### Equations: Combining Like Terms

• Resource ID: T2T08
• Subject: Math

Equations: Combining Like Terms

7. ### Measurement: Converting Units of Measure

• Resource ID: T2T06
• Subject: Math

Measurement: Converting Units of Measure

8. ### Building to Measurement with a Ruler

• Resource ID: T2T05
• Subject: Math

Building to Measurement with a Ruler

9. ### Equations: Vertical Alignment Discussion

• Resource ID: T2T09
• Subject: Math

Discussing the best way to help students understand the process of solving an equation.

10. ### Multiple Representations: Tables to Equations and Graphs

• Resource ID: T2T10
• Subject: Math

Learn about differences between multiple representations in 8th grade and in Algebra I, including tables, equations, and graphs.

• Resource ID: T2T23
• Subject: Math

12. ### Integer Operations: Addition and Subtraction Models

• Resource ID: T2T25
• Subject: Math

Integer Operations: Addition and Subtraction Models

13. ### Integer Operations: Multiplication and Division Models

• Resource ID: T2T26
• Subject: Math

Integer Operations: Multiplication and Division Models

• Resource ID: T2T24
• Subject: Math

15. 2

### OnTRACK Grade 6 Math Module 1

• Subject: Math

This OnTRACK Grade 6 math module feature resources that touch upon student expectations for mathematical process standards, number and operations, proportionality, and personal financial literacy.

16. ### ESTAR/MSTAR

• Resource ID: E_MSTAR001
• Subject: Math

The ESTAR/MSTAR Universal Screeners and Diagnostic Assessments are a formative assessment system administered to students in grades 2–8 to support instructional decisions in mathematics.

17. ### Selecting and Using Representations for Collected Data

• Resource ID: M8M5L5
• Subject: Math

Given a variety of data (including line plots, line graphs, stem and leaf plots, circle graphs, bar graphs, box and whisker plots, histograms, and Venn diagrams), the student will select and use an appropriate representation for presenting and displaying relationships among the collected data with and without the use of technology

18. ### Determining Slopes from Equations, Graphs, and Tables

• Resource ID: M8M2L6*
• Subject: Math

Given algebraic, tabular, and graphical representations of linear functions, the student will determine the slope of the relationship from each of the representations.

19. ### Applying the Order of Operations

• Resource ID: M6M1L1