Duration of the online course: 14 hours and 39 minutes
5
(3)
Think sharper and argue better with this free logical reasoning course—master assumptions, conclusions, and conditional logic through bite-sized lessons and practice.
In this free course, learn about
How the empirical method builds definitions/theories from observed cases (Aristotle-style analysis)
How to identify arguments: premises, conclusions, and indicator words shifting from context to claim
How assumptions function and how their reasonableness affects argument strength
How to translate and reason with formal quantifiers: some, not, not all
How to find the main conclusion in varied passages and question stems
How to evaluate measures/policies by considering overall net effects and relevant trade-offs
How to interpret comparative statements and distinguish relative vs absolute claims
How to use the phenomenon–hypothesis framework to explain observations and test explanations
How to distinguish conditional vs factual claims and avoid confusing them
How to distinguish descriptive ('is') from prescriptive ('ought') claims
How to parse complex grammar: modifiers and embedded clauses for accurate meaning
How to handle hybrid question types: main conclusion vs most strongly supported (MC vs MSS)
How to understand and formalize 'unless' statements as conditional logic
How MSS questions work: spectrum of support and selecting the best-supported option
About the free online course
Stronger reasoning changes how you study, write, debate, and make decisions. This mini course helps you build a practical toolkit for thinking clearly in everyday situations and academic tasks, especially when information is messy or persuasive. You will learn to separate what someone is describing from what they are trying to prove, identify the point that a passage is driving toward, and spot the hidden assumptions that often carry an argument. The goal is not memorizing abstract rules, but gaining a repeatable way to test claims and avoid common traps.
Along the way, you will practice reading with purpose: noticing when a text shifts from background context into support, recognizing signal words that change the logical direction, and evaluating whether the evidence truly fits the conclusion. You will also learn to judge the reasonableness of assumptions, which is one of the fastest ways to tell whether an argument is persuasive or shaky. That skill translates directly to school essays, opinion pieces, science reports, and real-world decisions where people present selective facts to push a takeaway.
The course gradually introduces core structures used in logical analysis, including comparisons and the difference between relative versus absolute claims. You will explore the difference between explaining a phenomenon and proposing a hypothesis, and why confusing the two leads to weak conclusions. You will also train yourself to distinguish conditional claims from factual ones, and to handle precise language such as some, not, and not all without losing the thread of meaning. These small words often control the entire argument, so learning to treat them carefully can dramatically improve accuracy.
To make the skills usable, the lessons pair explanations with targeted questions that mirror the kinds of reasoning challenges found in school exams and critical reading tasks. You will get repeated practice identifying main conclusions, dealing with passages that contain multiple viewpoints, and shifting into questions that ask what is most strongly supported by the information given. You will also develop an intuitive grasp of unless statements, embedded clauses, and modifiers—grammar features that can hide key logical relationships.
By the end, you will be more confident in evaluating claims, spotting gaps in reasoning, and constructing arguments that hold up under scrutiny. Whether you are strengthening your performance in school subjects, preparing for more advanced studies, or simply aiming to think more clearly, this free mini course offers a focused, step-by-step path to better logical reasoning.
Course content
Video class: Logical Reasoning Mini Course - Lesson 1 - The Empirical Method03m
Exercise: Based on Aristotle's approach to understanding what a tragedy is, which of the following best represents the process he used?
Video class: Logical Reasoning Mini Course - Lesson 2 - Arguments04m
Exercise: Understanding Arguments in Logical Reasoning
Video class: Logical Reasoning Mini Course - Lesson 3 - Assumptions05m
Exercise: What is the role of assumptions in an argument?
Video class: Logical Reasoning Mini Course - Lesson 4 - Reasonableness of Assumptions06m
Exercise: In logical reasoning, what determines the strength of an argument?
Video class: Logical Reasoning Mini Course - Lesson 5 - Context v. Argument and Referential Phrasing09m
Exercise: Which word often indicates a shift from context to argument in logical reasoning?
Video class: Logical Reasoning Mini Course - Lesson 6 - Formal Logic: Some Not and Not All17m
Video class: Logical Reasoning Mini Course - Lesson 7 - Main Conclusion - Question 117m
Exercise: When evaluating the effectiveness of business measures aimed at increasing productivity, what must be considered to determine if these measures benefit the business as a whole?
Video class: Logical Reasoning Mini Course - Lesson 8 - Comparative Statements and Relative v. Absolute09m
Exercise: Understanding the Concept of Comparative Statements
Video class: Logical Reasoning Mini Course - Lesson 9 - Phenomenon and Hypothesis05m
Exercise: What is the phenomenon framework used to explain?
Video class: Logical Reasoning Mini Course - Lesson 10 - Conditional v. Factual Claims01m
Exercise: In the context of logical reasoning, what is the main difference between a conditional claim and a factual claim?
Video class: Logical Reasoning Mini Course - Lesson 11 - Main Conclusion - Question 210m
Exercise: Conclusion in Comparative Novel Analysis
Video class: Logical Reasoning Mini Course - Lesson 12 - Descriptive v Prescriptive Claims07m
Exercise: What distinguishes 'is' from 'ought' in logical reasoning?
Video class: Logical Reasoning Mini Course - Lesson 13 - Main Conclusion - Question 319m
Exercise: Which of the following best describes the function of double-blind techniques in scientific experiments?
Video class: Logical Reasoning Mini Course - Lesson 14 - Main Conclusion - Question 413m
Exercise: What is the geographer's main conclusion about global warming's impact on tropical storms?
Video class: Logical Reasoning Mini Course - Lesson 15 - Grammar - Modifiers and Embedded Clauses24m
Exercise: What are key elements to focus on for understanding complex grammar in this lesson?
Video class: Logical Reasoning Mini Course - Lesson 16 - Hybrid Main Conclusion and Most Strongly Supported03m
Exercise: Which of the following best describes the logical structure shift from 'main point/main conclusion' questions to 'most strongly supported' questions in logical reasoning?
Video class: Logical Reasoning Mini Course - Lesson 17 - MC-MSS Question 119m
Exercise: What is the most likely action advertisers will take based on consumer psychology insights?
Video class: Logical Reasoning Mini Course - Lesson 18 - Intuitive Understanding of Unless16m
Exercise: Understanding 'Unless' in Conditional Statements
Video class: Logical Reasoning Mini Course - Lesson 19 - MC-MSS Question 213m
Exercise: In a debate about the environmental impact of electric cars, if the proponents believe that a transition to electric cars will only have positive outcomes due to the absence of auto emissions, what critical consideration is the opposition likely to raise?
Video class: Logical Reasoning Mini Course - Lesson 20 - Most Strongly Supported Theory and Spectrum of Support13m
Exercise: What is a key characteristic of 'most strongly supported' questions?
Video class: Logical Reasoning Mini Course - Lesson 21 - MSS - Question 112m
Video class: Logical Reasoning Mini Course - Lesson 22 - MSS - Question 221m
Video class: Logical Reasoning Mini Course - Lesson 23 - Point at Issue - Theory08m
Video class: Logical Reasoning Mini Course - Lesson 24 - Point at Issue - Question 116m
Video class: Logical Reasoning Mini Course - Lesson 25 - Point at Issue - Question 210m
Exercise: In the context of a school environment, which statement best captures the disagreement between Gabby and Logan regarding child education philosophy?
Video class: Logical Reasoning Mini Course - Lesson 26 - Point at Issue - Question 314m
Video class: Logical Reasoning Mini Course - Lesson 27 - Must Be True - Theory04m
Video class: Logical Reasoning Mini Course - Lesson 28 - Must Be True - Question 114m
Exercise: Based on the causal chain described in the provided text, which one of the following can be properly inferred?
Video class: Logical Reasoning Mini Course - Lesson 29 - Contrapositive and Sufficient-Necessary Confusion08m
Video class: Logical Reasoning Mini Course - Lesson 30 - Conditional Logic - Without, Only If, and Chaining07m
Video class: Logical Reasoning Mini Course - Lesson 31 - Must Be True - Question 219m
Exercise: If the coffee shop begins to sell non-coffee products, which of the following must be true?
Video class: Logical Reasoning Mini Course - Lesson 32 - Weakening Theory and Assumption Framework14m
Video class: Logical Reasoning Mini Course - Lesson 33 - Weakening - Question 119m
Video class: Logical Reasoning Mini Course - Lesson 34 - Phenomenon-Hypothesis Framework09m
Video class: Logical Reasoning Mini Course - Lesson 35 - Weakening - Question 216m
Video class: Logical Reasoning Mini Course - Lesson 36 - Resolve Reconcile Explain - Theory04m
Video class: Logical Reasoning Mini Course - Lesson 37 - Resolve Reconcile Explain - Question 113m
Exercise: Which of the following, if true, contributes LEAST to explaining why Jimmy's gas bills increased after installing the new highly efficient gas water heater?
Video class: Logical Reasoning Mini Course - Lesson 38 - RRE - Question 1 - Transform to Weaken06m
Video class: Logical Reasoning Mini Course - Lesson 39 - Resolve Reconcile Explain - Question 220m
Video class: Logical Reasoning Mini Course - Lesson 40 - RRE - Question 2 - Transform to Weaken04m
Exercise: Which one of the following if true would most weaken the argument that sugar maples, spruces, and firs in forests which receive significant acid rain are expected to roughly equally show signs of decline consistent with calcium deficiency?
Video class: Logical Reasoning Mini Course - Lesson 41 - Resolve Reconcile Explain - Question 312m
Video class: Logical Reasoning Mini Course - Lesson 42 - RRE - Question 3 - Transform to Weaken03m
Video class: Logical Reasoning Mini Course - Lesson 43 - Strengthening - Theory04m
Video class: Logical Reasoning Mini Course - Lesson 44 - Strengthening - Question 121m
Video class: Logical Reasoning Mini Course - Lesson 45 - Strengthening - Question 218m
Video class: Logical Reasoning Mini Course - Lesson 46 - Pseudo-Sufficient Assumption - Theory06m
Exercise: What is a defining characteristic of a PSA (Pseudo-Sufficient Assumption) question in a logical reasoning context?
Video class: Logical Reasoning Mini Course - Lesson 47 - PSA - Question 123m
Video class: Logical Reasoning Mini Course - Lesson 48 - PSA - Question 228m
Video class: Logical Reasoning Mini Course - Lesson 49 - Sufficient Assumption - Theory02m
Video class: Logical Reasoning Mini Course - Lesson 50 - Sufficient Assumption - Question 117m
Video class: Logical Reasoning Mini Course - Lesson 51 - Sufficient Assumption - Set Theory09m
Video class: Logical Reasoning Mini Course - Lesson 52 - Sufficient Assumption - Question 216m
Video class: Logical Reasoning Mini Course - Lesson 53 - Sufficient Assumption - Question 314m
Video class: Logical Reasoning Mini Course - Lesson 54 - Necessary Assumption - Theory12m
Video class: Logical Reasoning Mini Course - Lesson 55 - Conditional Logic - Negating Conditional Claims04m
Exercise: In the context of logical reasoning, which of the following best represents the negation of a conditional statement 'If A, then B'?
Video class: Logical Reasoning Mini Course - Lesson 56 - Necessary Assumption - Question 119m
Video class: Logical Reasoning Mini Course - Lesson 57 - Necessary Assumption - Question 227m
Video class: Logical Reasoning Mini Course - Lesson 58 - Necessary Assumption - Question 325m
Exercise: Which of the following is assumed in the argument that to maintain a healthy back by exercising, it is important to exercise the muscles on opposite sides of the spine equally?
Video class: Logical Reasoning Mini Course - Lesson 59 - Review of Strengthen Superset03m
Video class: Logical Reasoning Mini Course - Lesson 60 - Method of Reasoning - Theory04m
Video class: Logical Reasoning Mini Course - Lesson 61 - Method of Reasoning - Question 124m
Exercise: Which of the following most accurately describes the method of reasoning used in Gamba's argument?
Video class: Logical Reasoning Mini Course - Lesson 62 - Method of Reasoning - Question 214m
Video class: Logical Reasoning Mini Course - Lesson 63 - Flaw or Descriptive Weakening - Theory04m
Video class: Logical Reasoning Mini Course - Lesson 64 - Flaw or Descriptive Weakening - Question 117m
Exercise: In a flaw descriptive weakening argument, which of the following best illustrates an error in reasoning when assessing the strength of an argument?
Video class: Logical Reasoning Mini Course - Lesson 65 - Flaw or Descriptive Weakening - Question 222m
Video class: Logical Reasoning Mini Course - Lesson 66 - Parallel (Flaw) or Analogy - Theory06m
Video class: Logical Reasoning Mini Course - Lesson 67 - Parallel (Flaw) or Analogy - Question 123m
Exercise: Which one of the following best demonstrates a conflict of obligations that can lead to a paradoxical situation?
Video class: Logical Reasoning Mini Course - Lesson 68 - Parallel (Flaw) or Analogy - Question 221m
This free course includes:
14 hours and 39 minutes of online video course
Digital certificate of course completion (Free)
Exercises to train your knowledge
100% free, from content to certificate
What is the difference between a conditional claim and a factual claim in logical reasoning?
A conditional claim states what follows if a condition is met, while a factual claim asserts that something is true or has happened.
How do assumptions affect the strength of an argument?
Assumptions are unstated ideas linking evidence to a conclusion; an argument is weaker when its required assumptions are unsupported or unreasonable.
What does “unless” mean in a logical reasoning conditional statement?
“Unless” introduces a necessary condition. For example, “You will not pass unless you study” means passing requires studying.
Ready to get started?Download the app and get started today.
Course comments: Logical Reasoning Mini Course
Dannylo Cardoso Maurício
Straight to the point. Concise, complete, structured.
Lavkesh khare
best course