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GED Prep Course
More than 2 million students worldwide

GED Prep Course

4.7

The GED stands between you and every opportunity you've been waiting for — better jobs, college, a fresh start. This comprehensive prep course covers all four subject areas with clear instruction, targeted practice, and real test strategies. Get the credential that changes everything.

Dedika for businesses

What you will learn:

This course walks you through every subject on the GED exam: Mathematical Reasoning, Reasoning Through Language Arts, Science, and Social Studies. You will build math skills from basic arithmetic all the way through algebra and geometry. You will sharpen your reading comprehension, grammar, and essay-writing abilities. Science and social studies lessons teach you how to interpret data, evaluate evidence, and think critically. You will also develop a personalized study plan, manage test anxiety, and learn exactly what to expect on test day. By the end, you will be fully prepared to pass the GED and move forward with your goals.

How you study in practice GED Prep Course

How you practice GED Prep Course

For companies that want to train their team

With Dedika for Business, the course includes exercises and examples tailored to your own business and the way your company needs.

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Course content

8 Chapters • 39 LessonsDuration between 4 and 360 hours (you decide)

Chapter 1See details

GED Test Overview and Study Foundations

  • Lesson 1 • Diagnostic Assessment and Goal Setting

    Students complete a full diagnostic to identify strengths and gaps. Results drive a personalized study schedule and priority subject list.

  • Lesson 2 • Effective Study Habits and Strategies

    Introduces evidence-based study techniques including spaced repetition and active recall. Connects consistent practice habits to measurable score improvement.

  • Lesson 3 • GED Exam Structure and Format

    Covers the four subject-area tests, question types, and time limits. Establishes the roadmap students use throughout the entire course.

  • Lesson 4 • Test-Taking Strategies and Timing

    Teaches pacing, process of elimination, and flagging strategies for each test section. Reduces test anxiety by building procedural confidence.

Chapter 2See details

Mathematical Reasoning Foundations

  • Lesson 1 • Calculator Use and Problem Setup

    Introduces the approved on-screen calculator and strategies for setting up multi-step problems. Reduces computational errors on the calculator-permitted section.

  • Lesson 2 • Measurement and Data Interpretation

    Covers unit conversion, perimeter, area, and reading graphs and tables. Connects numerical fluency to real-world quantitative reasoning tasks.

  • Lesson 3 • Ratios, Proportions, and Rates

    Applies fraction skills to solve ratio and proportion problems common on the GED. Introduces unit rates and scale factor reasoning.

  • Lesson 4 • Whole Numbers and Integer Operations

    Reviews place value, order of operations, and signed-number arithmetic. Forms the numerical foundation for all subsequent math topics.

  • Lesson 5 • Fractions, Decimals, and Percentages

    Builds fluency converting between and computing with fractions, decimals, and percents. Directly supports ratio, proportion, and data interpretation skills.

Chapter 3See details

Algebra and Advanced Mathematical Reasoning

  • Lesson 1 • Polynomials, Exponents, and Quadratics

    Introduces exponent rules, polynomial operations, and factoring to solve quadratic equations. Prepares students for the most advanced algebra items on the GED.

  • Lesson 2 • Expressions, Variables, and Equations

    Introduces algebraic notation, combining like terms, and solving one- and two-step equations. Builds the symbolic reasoning needed for all algebra topics.

  • Lesson 3 • Linear Equations and Graphing

    Covers slope, intercepts, and graphing lines in slope-intercept and standard form. Connects algebraic and visual representations of linear relationships.

  • Lesson 4 • Systems of Equations

    Teaches substitution and elimination methods for solving two-variable systems. Applies systems to real-world scenarios such as cost and mixture problems.

  • Lesson 5 • Inequalities and Absolute Value

    Extends equation-solving skills to inequalities and absolute value expressions. Students graph solution sets on number lines and interpret real-world constraints.

Chapter 4See details

Geometry and Spatial Reasoning

  • Lesson 1 • Three-Dimensional Figures and Volume

    Covers surface area and volume of prisms, cylinders, pyramids, cones, and spheres. Applies GED formula sheet usage to multi-step 3-D problems.

  • Lesson 2 • Polygons, Perimeter, and Area

    Extends area and perimeter skills to quadrilaterals and composite figures. Reinforces formula application and unit awareness from the math foundations chapter.

  • Lesson 3 • Angles, Lines, and Geometric Properties

    Covers angle relationships, parallel lines with transversals, and basic geometric proofs. Establishes the vocabulary and properties used throughout the geometry chapter.

  • Lesson 4 • Circles: Circumference, Area, and Arcs

    Teaches circle vocabulary, circumference, area, and arc-length calculations. Connects circle geometry to real-world and data-display contexts.

  • Lesson 5 • Triangles and the Pythagorean Theorem

    Analyzes triangle types, congruence, similarity, and the Pythagorean theorem. Applies these concepts to distance and real-world measurement problems.

Chapter 5See details

Reading Comprehension and Literary Analysis

  • Lesson 1 • Vocabulary in Context

    Builds strategies for determining word meaning using context clues, roots, and affixes. Directly improves comprehension of complex GED reading passages.

  • Lesson 2 • Literary Elements and Fiction Analysis

    Analyzes character, setting, plot, conflict, and theme in literary texts. Connects literary analysis skills to the fiction passages on the GED RLA test.

  • Lesson 3 • Main Idea and Supporting Details

    Teaches identifying explicit and implicit main ideas and distinguishing them from supporting details. Anchors all subsequent reading comprehension skills.

  • Lesson 4 • Textual Evidence and Inference

    Develops skills for citing evidence and drawing logical inferences from text. Prepares students for evidence-based questions across all GED reading passages.

  • Lesson 5 • Informational Text and Argument Structure

    Examines how authors structure arguments, use evidence, and employ rhetorical strategies. Prepares students for paired-passage and argument-analysis items.

Chapter 6See details

Writing Skills and Extended Response

  • Lesson 1 • Extended Response Planning and Drafting

    Guides students through analyzing the prompt, outlining, and drafting a thesis-driven essay. Directly prepares students for the 45-minute extended response task.

  • Lesson 2 • Paragraph Development and Transitions

    Teaches topic sentences, coherent paragraph organization, and effective transition use. Connects sentence-level skills to multi-paragraph essay construction.

  • Lesson 3 • Sentence Structure and Clarity

    Addresses run-ons, fragments, parallel structure, and modifier placement. Improves sentence-level clarity essential for both editing items and the extended response.

  • Lesson 4 • Revising, Editing, and Scoring Rubrics

    Applies the official scoring rubric to evaluate and revise student-written responses. Builds self-editing habits that improve scores on both editing items and the essay.

  • Lesson 5 • Grammar and Mechanics Essentials

    Reviews subject-verb agreement, pronoun usage, punctuation, and capitalization rules. Provides the grammatical foundation for all editing and writing tasks.

Chapter 7See details

Science Reasoning and Content Knowledge

  • Lesson 1 • Physical Science: Matter, Energy, and Forces

    Reviews atomic structure, states of matter, chemical reactions, and Newton's laws. Builds physical science content knowledge for GED multiple-choice and short-answer items.

  • Lesson 2 • Earth and Space Science

    Covers plate tectonics, the rock cycle, weather systems, and Earth's place in space. Completes the science content coverage required for the GED Science test.

  • Lesson 3 • Life Science: Cells, Genetics, and Evolution

    Covers cell structure, DNA, heredity, and natural selection at the GED level. Connects biological concepts to data interpretation and evidence-based reasoning.

  • Lesson 4 • Scientific Reasoning and Experimental Design

    Introduces the scientific method, hypothesis formation, and experimental variables. Establishes the reasoning framework applied to all science content areas.

  • Lesson 5 • Life Science: Body Systems and Ecosystems

    Examines major human body systems and ecological relationships including food webs. Applies life science content to real-world health and environmental contexts.

Chapter 8See details

Social Studies Reasoning and Content Knowledge

  • Lesson 1 • Geography and Map Interpretation

    Develops map-reading skills, geographic themes, and human-environment interaction analysis. Completes the social studies content coverage and data-interpretation skill set.

  • Lesson 2 • United States History: Founding to 1900

    Covers colonial foundations, the American Revolution, Civil War, and Reconstruction. Develops historical thinking skills using primary and secondary sources.

  • Lesson 3 • United States History: 1900 to Present

    Examines industrialization, world wars, civil rights movements, and modern America. Connects historical events to contemporary social and political issues.

  • Lesson 4 • Civics, Government, and Democratic Principles

    Examines governmental structures, constitutional principles, and civic participation. Establishes the civics foundation that anchors the GED Social Studies test.

  • Lesson 5 • Economics: Fundamental Concepts

    Introduces supply and demand, market structures, fiscal policy, and personal finance basics. Applies economic reasoning to data interpretation tasks on the GED.

Certification

Your valid completion certificate

This course is for you:

  • Working adult: needs a credential to qualify for a promotion or raise.

  • Recent school dropout: ready to correct an earlier decision and move forward.

  • Stay-at-home parent: returning to the workforce and needs recognized academic credentials.

  • Immigrant professional: seeking U.S. credential recognition to advance their career here.

  • Justice-involved individual: rebuilding life and pursuing new employment opportunities post-release.

  • Career changer: requires a diploma equivalent to enter a vocational training program.

What our students say

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