Lessons

Intro to the GRE

General Introduction

6:03

What's on the GRE?

5:05

Math Section Breakdown

3:59

Verbal Section Breakdown

4:23

Scoring Range

2:06

Computer Adaptive Testing

2:53

Skipping Questions and Pacing

8:19

Study Plans and Resources

3:04

Stress Management

8:29

Test Day

4:07

General Math Strategies

Intro to GRE Math

5:21

Mental Math: GRE Estimation

4:50

Mental Math: Dividing by 5

2:49

Mental Math: Doubling and Halving

6:08

Mental Math: Squaring Shortcuts

12:26

Number Sense

10:35

The Use and Abuse of Formulas

2:52

Learn from Your Mistakes

4:43

Intro to Quantitative Comparison

13:29

QC Strategies - Estimation

10:40

QC Strategies - Matching Operations

7:53

Arithmetic and Fractions

Properties of Real Numbers

8:25

Positive and Negative Numbers - I

6:00

Mental Math, Addition, and Subtraction

6:19

Positive and Negative Numbers - II

7:44

Order of Operations

11:26

Intro to Decimals

11:28

Rounding

6:23

Multiples of 10

9:45

Intro to Fractions

11:10

Conversions: Fractions and Decimals

8:14

Fraction Properties - I

8:36

Comparing Fractions I

6:21

Comparing Fractions II (Advanced)

9:30

Operations with Fractions

8:23

Fraction Properties - II

7:57

Mixed Numerals and Improper Fractions

10:30

Operations with Proportions

6:36

Word Problems with Fractions

3:37

Percents and Ratios

Intro to Percents

5:27

Working with Percents

3:35

Number Sense and Percents

4:23

Percent Increases and Decreases

10:35

Sequential Percent Changes

6:53

Simple and Compound Interest

13:59

Intro to Ratios

9:57

Combining Ratios

10:49

Ratios and Rates

6:15

Integer Properties

Divisibility

10:12

Divisibility Rules

8:02

Multiples

9:51

Prime Numbers

6:28

Prime Factorization

8:17

Counting Factors of Large Numbers

12:15

Squares of Integers

5:30

Greatest Common Factor

5:57

Least Common Multiple

9:18

GCD LCM Formula

5:32

Even and Odd Integers

10:07

Testing Cases

6:02

Consecutive Integers

8:24

Remainders

11:40

Integer Properties Strategies

6:33

Algebra, Equations, and Inequalities

Intro to Algebra

7:56

Simplifying Expressions

6:32

Multiplying Expressions

7:52

FOIL Method

8:50

Factoring - GCF

5:10

Factoring - Difference of Two Squares

12:01

Factoring - Quadratics

7:50

Factoring - Combined

4:25

Advanced Numerical Factoring

7:09

Factoring - Rational Expressions

5:11

Basic Equation Solving

6:19

Eliminating Fractions

9:11

Quadratic Equations

8:04

Two Equations, Two Unknowns - I

7:58

Two Equations, Two Unknowns - II

10:22

System - Number of Solutions

7:21

Three Equations with Three Unknowns

9:00

Absolute Value Equations

10:23

Function Notation

12:50

Strange Operators

7:46

Inequalities - I

13:55

Inequalities - II

11:07

Absolute Value Inequalities

4:47

Simplifying with Substitutions

5:26

Word Problems

Intro to Word Problems

1:37

Assigning Variables

6:24

Writing Equations

7:42

Number of Variables

8:23

Age Questions

5:02

Intro to Motion Questions

9:22

Average Speed

10:19

Multiple Traveler Questions

5:45

Shrinking and Expanding Gaps

11:16

Work Questions

9:34

Growth and Decay

4:01

Mixture Questions

10:00

Intro to Sets and Venn Diagrams

9:55

Double Matrix Method

9:23

Three Criteria Venn Diagrams

7:49

Intro to Sequences

7:48

Arithmetic Sequences

8:24

Recursive Sequences

10:23

Inclusive Counting

4:34

Sums of Sequences

5:44

Backsolving

7:51

Intro to VICs

10:51

VICs - Algebraic Approach

6:54

VICs - Picking Numbers

17:07

Powers and Roots

Intro to Exponents

9:10

Exponential Growth

8:39

Law of Exponents - I

12:47

Negative Exponents

11:02

Law of Exponents - II

10:42

Units Digit Questions

7:30

Square Roots

14:53

Other Roots

11:52

Properties of Roots

4:05

Simplifying Roots

8:31

Operations with Roots

12:41

Equations with Square Roots

9:43

Fractional Exponents

7:13

Exponential Equations

6:56

Rationalizing

13:54

Working with Formulas

10:25

Geometry

Lines and Angles

16:06

Triangles - Part I

11:32

Assumptions & Estimation

7:33

Geometry Strategies - Part I

3:44

Triangles - Part II

17:37

Right Triangles

13:54

Similar Triangles

11:27

Special Right Triangles

15:51

Quadrilaterals

17:35

Area of Quadrilaterals

6:33

Polygons

7:30

Regular Polygons

7:08

Circles

6:03

Circle Properties

12:21

Circles, Arcs, and Sectors

8:08

Volume and Surface Area

12:42

Scale Factor and Scaling

8:21

Units of Measurement

8:05

Geometry Strategies - Part II

4:14

Coordinate Geometry

The Coordinate Plane

7:14

Graphing Lines

5:19

Vertical and Horizontal Lines

11:50

Slope

14:30

Intercepts

5:46

Slope-Intercept Form

8:18

Writing Equations of Lines

11:35

Distance Between Two Points

8:00

Reflections in the x-y Plane

9:39

Graphs of Quadratics

7:42

Statistics

Mean, Median, Mode

9:32

More on Mean and Median

4:34

Weighted Averages I

7:00

Weighted Averages II (Advanced)

6:49

Range and Standard Deviation

16:06

More Standard Deviation

17:25

Normal Distribution

11:06

Quartiles and Boxplots

13:33

More on Boxplots

5:39

Percentiles

9:09

Counting

Introduction to Counting

4:22

Fundamental Counting Principle

7:40

FCP with Restrictions

4:36

Factorial Notation

4:05

Alternative Methods

9:13

Counting with Identical Items

9:25

Eliminating Repetition

6:37

Combinations

7:53

When to Use Combinations

9:14

Calculating Combinations

9:50

Permutations and Combinations

8:22

Counting Strategies

3:17

Probability

Intro to Probability

5:59

Complementary Events and Simple Rules

3:22

Mutually Exclusive Events

2:33

Probability of Event A OR Event B

3:50

Examples of the OR Rule

2:02

Independent Events

6:26

Examples of the AND Rule

4:44

Generalized AND Rule

3:52

Examples of Generalized AND Rule

7:05

Binomial Situation

8:40

The "At Least" Scenario

6:25

Analyzing Questions

8:47

Using Counting Techniques

5:14

Listing vs Counting vs Probability Rules

6:31

General Probability Strategies

4:39

Guessing Strategies

5:50

Data Interpretation

Intro to Data Interpretation

2:12

Data Interpretation Strategy

8:56

Types of DI Graphics

12:13

Scatter Plots

10:10

Unconventional Graphs

10:32

Advanced QC Strategies

QC Questions & Inequalities

12:55

QC Strategies - Picking Numbers

18:02

QC Questions & Algebra

10:25

QC Questions & Geometry

15:26

QC Questions & Integer Properties

16:06

Summary of QC Strategies

4:49

Text Completion - Overview

Intro to Text Completion

4:18

Elimination Method

6:30

Understanding the Sentence

4:33

Difficult Words

9:38

Simplifying Complex Sentences

6:24

Testing the Answer Choices

3:30

Text Completion - No Shifts

Intro to No Shift Sentences

3:37

Cause and Effect

5:01

Elaboration Sentence

4:18

Apposition

2:59

Text Completion - Sentence Shifts

Intro to Sentence Shifts

4:25

More Reversers

2:10

Double Shifts

3:29

Time Shifts

4:14

Shifts in Perception

2:47

Multiple Shifts

4:28

False Contrast

7:41

Deviating from the Norm

5:29

Reverse Apposition

2:44

Text Completion - Double Blanks

Intro to Double Blank Sentences

7:05

Multiple Sentences

7:15

Relationship between Blanks

3:09

Back to Back Blanks

5:16

Other Blank is the Clue

5:24

Advanced Double Blanks

5:43

Text Completion - Triple Blanks

Intro to Triple Blank Sentences

4:59

Long Triple Blank Sentences

5:10

Beware of Counter Intuitive Choices

3:20

One Sentence Triple Blank

7:40

Advanced Triple Blanks

9:17

Hidden Clues

3:50

Multiple Word Answers

4:02

Working Backwards

6:18

Sentence Equivalence

Intro to Sentence Equivalence

3:05

Synonymous Sentences - I

4:40

Synonymous Sentences - II

4:47

Read Carefully - I

2:55

Read Carefully - II

2:39

Difficult Words in Sentence Equivalence

4:15

Vocabulary

Intro to Vocabulary

7:18

Flashcards

4:56

Word Roots

11:06

Mnemonics

8:44

Reading in Context

10:46

Active Usage

8:12

Vocabulary Games

8:45

The Thesaurus

3:02

Vocabulary in Questions

2:07

Obscure Vocabulary

3:17

Improving Verbal Score

8:59

Reading Comprehension

Intro to Reading Comprehension

8:04

The Short Passage

8:19

Active Reading

17:21

How to Answer a GRE Question

8:00

Answer Traps

12:39

Primary Purpose

7:29

Inference Questions

9:13

Detail Questions

5:44

Vocabulary-In-Context

5:44

Select the Sentence

3:31

Multiple Answer Questions

7:46

Multiple Answer Questions - Inference

8:04

Structure Questions

5:36

Advanced Question Types

6:20

Paragraph Argument

Elements of the Argument

6:59

Weakening the Argument

14:13

Strengthening the Argument

5:55

Assumption Questions

9:11

Wrong Answer Choices

6:45

The Paradox Argument

4:40

Bold-faced Arguments

13:05

Don’t Forget the Conclusion

4:44

Eliminating All the Answers

6:35

Numbers vs. Percents

3:05

AWA Basics

Intro to AWA

5:56

Essay Organization

3:05

Writing Tips

12:30

Time Management

4:57

Issue Task

Intro to Issue Task

7:48

Issue Task Example

12:23

Argument Task

Intro to Argument Task

3:26

Logical Fallacies

9:23

Argument Task Brainstorming

6:14

Argument Task Example

9:07