The following videos feature a variety of excerpts from lessons that address DOK level 3 problems. Also included are reflections from the instructor, Leila Rosemberg, Culver City Adult School Academic Department Chair and GED and High School Diploma Instructor, and from her students about their experience with DOK 3 math problems.

### Instruction

**1. Introduction**

Leila Rosemberg, Math Instructor and Academic Department Chair at Culver City Adult School in Culver City, CA, introduces her students to the class on Depth of Knowledge 3 math problems from the Steck-Vaughn Mathematical Reasoning Workbook. (1:18 minutes)

**2. Frequency and Mean**

Explanation of a problem about mean, Mathematical Reasoning Workbook, Unit 2, Lesson 3: Mean, Median and Mode, p. 41, problem 24. (4:07 minutes)

**3. Data Analysis and Permutations**

Explanation of a problem that uses dot plots and hot spots, two new features of GED 2014. Mathematical Reasoning Workbook, Unit 2, Lesson 4: Probability, p. 45, problem 23. (4:16 minutes)

**4. Mode and Probability**

Explanation of a problem about mode and probability, Mathematical Reasoning Workbook, Unit 2, Lesson 7: Dot Plots, Histograms and Box Plots, p. 55, problem 9. (4:03 minutes)

**5. GED Dot Plots and Hot Spot Questions**

Explanation of a problem using a dot plot to solve, and discussion of hot spot questions on the 2014 GED, Mathematical Reasoning Workbook, Unit 2, Lesson 7: Dot Plots, Histograms and Box Plots, p. 56, problem 11. (3:50 minutes)

**6. Undefined Expressions**

Explanation of undefined expressions and how to identify them, Mathematical Reasoning Workbook, Unit 3, Lesson 3: Squaring, Cubing and Taking Roots, p. 69, problem 33. (5:15 minutes)

**7. Simplifying Equations with Square Roots and Squares**

Explanation of how to get rid of squares and roots in equations, Mathematical Reasoning Workbook, Unit 3, Lesson 3: Squaring, Cubing and Taking Roots, p. 68, problem 17. (3:46 minutes)

**8. Slope and Rectangles**

Explanation of calculating slope to determine whether or not a particular figure is a rectangle, Mathematical Reasoning Workbook, Unit 3, Lesson 14: Using Slope to Solve Geometric Problems, p. 113, problem 15. (5:08 minutes)

**9. Composite Solids**

Explanation of finding the surface area of a composite solid, and how to think critically about formulas, Mathematical Reasoning Workbook, Unit 4, Lesson 9: Composite Solids, p. 159, problem 8. (5:54 minutes)

### Instructor Reflects on the Standards

**10. Why New Standards are Important**

Ms. Rosemberg talks about why the new standards are important for adult education students. (1:25 minutes)

**11. GED vs Diploma**

Ms. Rosemberg talks about how introduction of the 2014 GED exam has affected studentsâ€™ thinking and approach. (1:02 minutes)

**12. ABE Classes vs GED Classes**

Ms. Rosemberg talks about how we need to place our students in the proper level in order to cover all the skills required by the 2014 GED. (1:15 minutes)

**13. Teacher Prep**

Ms. Rosemberg talks about professional development and support that teachers need in order to teach to the new standards. (1:21 minutes)

**14. Teaching DOK Levels**

Ms. Rosemberg talks about approaching the more challenging problems with her students. (0:56 minutes)

### Students Talk about Math and Their Future

**15. Students' Feelings about Math**

Students talk about their feelings about math. (1:56 minutes)

**16. Students' Goals**

Students describe their goals for the future. (1:54 minutes)