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Did You Know Harvard Will Teach You Critical Thinking Skills Online? A Review Of ‘The Structure & Function of Argument’

Critical thinking skills among the most important in navigating through the information we receive online.

Being able to analyze, question, and evaluate what we see, hear, and read is more important than ever. Whether you’re a student scrolling through social media, or a professional making high-stakes decisions, mastering critical thinking skills will allow you to see life more clearly.

But what exactly is critical thinking, and why does it matter? It’s more than just logic—it’s about understanding arguments, spotting flaws in reasoning, and making well-informed decisions. Without these skills, we risk falling for misinformation, making poor choices, or struggling to articulate our ideas persuasively.

Harvard University’s Structure and Function of Argument: Intro to Critical Thinking—offered on edX—is an elite-level course designed to help you think more logically, evaluate arguments effectively, and express ideas persuasively.

For those students looking to enroll in post secondary, we’ve considered this one of the Best 5 Online Certifications To Strengthen Your University Application.

Course Overview & Skill Focus

Harvard University’s Structure and Function of Argument: Intro to Critical Thinking, offered on edX, is designed to help learners develop critical thinking skills by breaking down the structure of logical arguments, evaluating evidence, and improving reasoning abilities.

This course is ideal for anyone looking to sharpen their ability to analyze information, construct well-reasoned arguments, and make sound decisions—whether in academics, professional settings, or everyday life. It provides a step-by-step approach to understanding how arguments work, how to assess their validity, and how to construct compelling arguments of your own.

Module 1: Introduction to Critical Thinking & Argumentation

  • Understanding what critical thinking skills are and why they matter
  • The role of argumentation in academic and professional settings
  • Identifying premises, conclusions, and logical structure in everyday arguments
critical thinking skills online

Module 2: Types of Arguments & Logical Reasoning

  • Deductive vs. inductive reasoning: How to differentiate between them
  • Identifying strong vs. weak arguments
  • Real-world examples of deductive and inductive reasoning
critical thinking skills online

Module 3: Logical Fallacies & Common Argument Mistakes

  • Spotting errors in reasoning that weaken arguments, and how to parry them
  • Common logical fallacies (e.g., straw man, ad hominem, slippery slope)
  • Practical exercises for identifying fallacies in media, politics, and debates
critical thinking skills online

Module 4: Evaluating Evidence & Sources

  • How to determine the credibility of sources
  • Recognizing bias and misinformation
  • The importance of fact-checking and verification

Module 5: Constructing Strong Arguments

  • Steps to crafting persuasive and well-supported arguments
  • Balancing logic, emotion, and ethical considerations in persuasive writing
  • Structuring arguments effectively in essays, debates, and professional settings

Module 6: Applying Critical Thinking to Real-World Scenarios

  • How to apply critical thinking skills in workplace decisions, academic writing, and daily problem-solving
  • Analyzing case studies and engaging in practical exercises
  • Final project: Developing and presenting a structured argument

This course doesn’t just teach theory—it provides hands-on exercises, case studies, and real-world applications to ensure learners can improve their critical thinking skills in meaningful ways.

Time Commitment

This course is self-paced, allowing learners to move through the material at a comfortable speed. On average, students complete the course in 4–6 weeks, with a recommended commitment of 3–5 hours per week.

However, because it’s an on-demand course, you have full control over your pace. You can fast track your work and complete it 3-4 weeks if necessary, or alternatively, you can extend your learning and take as much time as you like to complete it.

How Much Time Should You Dedicate?

To truly develop your critical thinking skills, it’s important to go beyond just watching lectures. To get the most out of this course, consider:

  • Setting aside extra time for reading materials and case studies
  • Practicing argument analysis exercises regularly
  • Engaging in discussions or writing responses to reinforce your learning
  • Revisiting difficult concepts to fully grasp logical structures and reasoning

While you can technically complete the course quickly, the key to mastering critical thinking skills is consistent practice and application. You want to deeply absorb the material and apply critical thinking to real-world scenarios, so pacing yourself over several weeks is ideal.

Certification & Resume Value

Earning a certificate from Harvard’s Structure and Function of Argument: Intro to Critical Thinking on edX is more than just a personal achievement—it’s a powerful addition to your resume. In today’s competitive job market, strong critical thinking skills are in high demand across industries, from business and law to healthcare and education. Is there a better way to illustrate that then with a certificate from Harvard?

While the course itself can be audited for free, the verified track (which includes the certificate) requires a one-time fee.

Adding a Harvard-backed credential to your resume immediately signals to employers and academic institutions that you’ve developed critical thinking skills through a structured, high-quality learning experience.

Is It Worth the Investment?

If you’re looking to improve your critical thinking skills and gain a prestigious Harvard-endorsed credential, the verified certificate is highly valuable. Whether you’re entering the job market, applying for a graduate program, sending in a university application, or looking to enhance your professional credibility, this certificate helps you stand out.

💡 Pro Tip: Even if you don’t opt for the certificate, the knowledge and skills you gain from this course will still be a game-changer in your academic and professional journey.

Format & Flexibility

One of the standout features of Harvard’s Structure and Function of Argument: Intro to Critical Thinking on edX is its flexible and accessible learning format. Designed for learners from all backgrounds, this course allows you to develop your critical thinking skills at your own pace without the pressure of strict deadlines.

This course is 100% online and self-paced, meaning you can progress through the material on your schedule. Whether you’re a busy professional or a student juggling coursework, the flexibility makes it easy to fit into your routine.

How the Course is Delivered

This edX-hosted course uses a mix of learning formats to help learners grasp complex concepts and apply critical thinking skills in real-world situations. It is a completely online course that adheres to a self-paced structure. Opting for the verified track allows you revisit materials and gain certification. The course is delivered through:


Video Lectures – Expert-led lessons breaking down key argument structures. Learn anywhere in the world and on any device.
Interactive Exercises – Activities designed to test and strengthen reasoning skills and allow application in the real-world.
Discussion Forums – Engage with peers and refine your analytical perspectives. Grow a global professional network.
Reading Materials – Supplemental texts that deepen understanding

If you’re looking for a structured yet adaptable way to develop critical thinking skills, this course provides an accessible, high-quality learning experience. Whether you prefer to learn intensively over a few weeks or gradually over time, Harvard’s edX platform makes it easy to fit into your lifestyle.

Target Audience

Who should take this course? Whether you’re a student, professional, or lifelong learner, Harvard’s Structure and Function of Argument: Intro to Critical Thinking on edX is designed to help you improve your reasoning, problem-solving, and decision-making abilities. If you want to sharpen your critical thinking skills, this course offers structured learning that applies to various fields and careers.

With that said, this course is ideal for anyone who wants to strengthen their ability to analyze arguments, construct sound reasoning, and evaluate different perspectives. Here’s a breakdown of who will benefit the most:

1️⃣ Students & Academic Learners

Strong critical thinking skills are essential for research papers, persuasive writing, and academic success.

  • High school or university students looking to improve their essay writing and argumentation. A Harvard online certificate is especially valuable for students looking to apply to university
  • Those preparing for standardized tests like the LSAT, GRE, or GMAT
  • Anyone interested in philosophy, logic, or debate

2️⃣ Professionals & Career-Driven Individuals

Critical thinking skills enhance decision-making, leadership, and effective communication, making you a stronger professional in any field.

  • Business professionals who need to evaluate data and make strategic decisions
  • Lawyers, journalists, and analysts who rely on logical reasoning and argumentation
  • Entrepreneurs who must weigh risks, negotiate, and solve problems

3️⃣ Lifelong Learners & Curious Minds

This course helps you question assumptions, analyze information critically, and become a more informed decision-maker.

  • Individuals who enjoy debating, logical puzzles, or intellectual discussions
  • Those who want to challenge biases and think more rationally in daily life
  • Anyone looking to engage with new perspectives and improve cognitive skills

While the course is beneficial for many, it might not be the best fit if:

  • 🚫 You are looking for a basic introductory course on logic with minimal depth
  • 🚫 You want a math-heavy approach to logic rather than argument analysis
  • 🚫 You prefer interactive live classes rather than self-paced learning

No matter your background, mastering critical thinking skills can help you approach problems more logically and make better-informed choices.

For those students looking to enroll in post secondary, we’ve considered this one of the Best 5 Online Certifications To Strengthen Your University Application.

Pros & Cons

Every course has its strengths and limitations. Below is a detailed breakdown of the pros and cons of Harvard’s Structure and Function of Argument: Intro to Critical Thinking on edX.

Pros: Why This Course is Worth Taking

✅ Taught by Harvard Faculty
This course is designed and delivered by experts from Harvard University, ensuring a high-quality learning experience backed by world-class academic research. Learning from top-tier educators enhances credibility and ensures structured, well-developed content.

✅ Strengthens Real-World Critical Thinking Skills
This course focuses on practical applications of logic and reasoning. It’s helps you evaluate arguments in everyday life, make logical and informed decisions, as well as strengthen your problem-solving/ analytical skills. Strong critical thinking skills are essential for academic success, career growth, and making rational choices in daily life.

✅ Self-Paced & Flexible Learning
Since this is an asynchronous online course, you can learn at your own pace, making it ideal for busy students and working professionals. You can set your own schedule while still gaining valuable skills.

✅ Recognized Certificate for Your Resume
Completing this course allows you to earn an edX certification (available for a fee) which holds significant value on your resume, LinkedIn Profile, or university application. This illustrates to employers or admissions committees you have strong analytical and reasoning skills.

Cons: What Could Be Improved?

❌ No Direct Instructor Feedback
Since this is a self-paced online course, you won’t receive personalized feedback on your arguments or writing. If you prefer one-on-one guidance, this course might feel a bit impersonal.

❌ May Be Challenging for Beginners
The content is structured for learners who already have some exposure to logical reasoning, meaning absolute beginners may find it difficult. If you’re new to critical thinking skills, you might need extra time to grasp the concepts.

❌ Paid Certificate
While the course content is free to audit, certification requires payment. If you’re looking for a completely free learning experience, you won’t receive an official certificate without paying. Not sure this is entirely a con because you’re receiving a certificate from Harvard University.

Alternatives & Similar Courses

Harvard’s Structure and Function of Argument: Intro to Critical Thinking is an excellent course for developing critical thinking skills, but it’s not the only option. Whether you’re looking for a different teaching style, a shorter commitment, or a more interactive experience, here are some great alternatives to consider.

1️⃣ Coursera: Critical Thinking Skills for University Success (University of Sydney)

🔹 Best For: Students preparing for higher education
🔹 Duration: 6 weeks (3–5 hours per week)
🔹 Platform: Coursera
🔹 Certification: Available with paid enrollment

This course, offered by the University of Sydney, focuses on academic critical thinking skills geared towards analyzing arguments in research papers, translating those arguments into logical essays, and avoiding common logical fallacies.

If you need to enhance your reasoning for university-level writing and research, this is a solid choice.

2️⃣ edX: Critical Thinking & Problem Solving (Rochester Institute of Technology)

🔹 Best For: Professionals looking to tackle leadership issues in business & organizations
🔹 Duration: 8 weeks (3–4 hours per week)
🔹 Platform: edX
🔹 Certification: Available for a fee

This course teaches the core principles of logic and argumentation, helping business leaders perform strategic analyses, build stronger arguments, and improve decision making and problem solving processes.

If you’re looking for a higher-paced, real-world, practical application of critical thinking skills, this is a great option.

3️⃣ Udemy: Mastering Logical Fallacies

🔹 Best For: Anyone looking for a short, budget-friendly course
🔹 Duration: 2–3 hours (self-paced)
🔹 Platform: Udemy
🔹 Certification: Available

If you’re looking for a quick but impactful course, this Udemy option is highly focused on identifying and countering logical fallacies. It’s based on the book, “Logically Fallacious” which teaches how to spot weak arguments in debates, social media, and news, strengthen your own reasoning, and develop sharper analytical thinking skills.

The ideal student is one who values reason and logic, and is tired of watching people get away with bad arguments just because they sound good.

CourseBest ForMain FocusCourse LengthCertification Available?
Udemy: Mastering Logical FallaciesAnyone looking to spot and counter logical fallacies in debates, writing, or daily conversations.Focuses on common logical fallacies and how to recognize flawed reasoning.4-5 hours (self-paced)❌ No official certification
Harvard: Structure and Function of Argument (edX)Students and professionals who want to develop strong argumentation and reasoning skills.Covers argument structure, logic, and persuasive reasoning.6 weeks (3-5 hours/week)✅ Verified Certificate (paid)
edX: Critical Thinking & Problem Solving (RIT)Individuals who want to apply critical thinking to real-world problem-solving.Focuses on practical applications of critical thinking in decision-making.3 weeks (6-8 hours/week)✅ Verified Certificate (paid)
Coursera: Critical Thinking for University SuccessUniversity students who need to improve academic argumentation and reasoning.Emphasizes critical thinking in an academic setting.6 weeks (2-3 hours/week)✅ Certificate available with paid enrollment

Final Verdict: Is It Worth It?

As professional educators, we’ve observed critical thinking skills lack since the inception of social media. Students willingly accept what they read and view online, without questioning. Today’s digital world demands a healthy degree of skepticism and Harvard’s Structure and Function of Argument: Intro to Critical Thinking offers a structured and engaging pathway to achieve this mastery. This course is a top-tier choice for anyone looking to enhance their critical thinking skills.

These skills are invaluable in various real-world scenarios. In professional settings, the ability to construct and deconstruct arguments is crucial during negotiations, enabling you to present positions convincingly while critically assessing opposing viewpoints. Academically, students can apply these skills to write compelling essays and engage in debates, showcasing their critical thinking abilities—a trait highly valued in university applications.

Acquire New Critical Thinking Skills Now

If you’re serious about improving your critical thinking skills, this course is one of the best options available. Whether you’re a student, a professional, or simply someone who wants to make better, more logical arguments, this course delivers both depth and practical application.

💡 Bottom Line: If you want to train your mind to think sharper, argue smarter, and make sounder decisions, Harvard’s Structure and Function of Argument is a must-take course.

For those students looking to enroll in post secondary, we’ve considered this one of the Best 5 Online Certifications To Strengthen Your University Application. You can also read up on the Top 5 Skills Universities Look For on your application.