All Videos
194 videos from Eddie Woo
8:13Circle Equations (3 of 3: Semi Circles)
9.3K views
8:54Circle Equations (2 of 3: Generalising an equation)
4.1K views
8:23Circle Equations (1 of 3: Starter questions)
6.4K views
3:47Adding and Subtracting Fractions (4 of 4: Mixed numeral approach)
5.0K views
9:06Adding and Subtracting Fractions (3 of 4: Comparing methods)
4.2K views
9:39Adding and Subtracting Fractions (2 of 4: Common denominators)
5.7K views
5:06Adding and Subtracting Fractions (1 of 4: Starter questions)
5.4K views
6:46Rocket Launching 101 (Ultimate Classroom lesson)
3.4K views
9:04Distillation (Ultimate Classroom lesson)
3.6K views
7:22Encryption & Prime Numbers (Ultimate Classroom lesson)
11.9K views
4:34Secret Codes (Ultimate Classroom lesson)
3.8K views
6:24How cameras see the world (Ultimate Classroom lesson)
3.8K views
5:17Kinetic & Potential Energy (Ultimate Classroom lesson)
6.4K views
5:26Trigonometry and Reflecting Lasers (Ultimate Classroom lesson)
7.9K views
4:30Drone Sensor Programming (Ultimate Classroom lesson)
4.6K views
5:35The Geometry of Search Patterns (Ultimate Classroom lesson)
10.1K views
59:59"Those Who Can, Teach" - guest lecture at International Mathematical Olympiad 2025
9.2K views
7:25Present Value Tables (3 of 3: Car loan question)
20.7K views
6:01Present Value Tables (2 of 3: Retirement fund question)
5.1K views
11:43Present Value Tables (1 of 3: Interpreting the values)
4.9K views
9:23Future Value Tables (2 of 2: Using the tables)
3.8K views
9:44Future Value Tables (1 of 2: Deriving the values)
5.6K views
14:03Don't follow your passion - MUSE Sydney
11.6K views
8:35Loan Repayments (2 of 2: Evaluating & interpreting the solution)
5.6K views
12:14Loan Repayments (1 of 2: Setting up the equations)
11.2K views
7:58Y12 Review Questions (Trigonometric equation & exponential graph)
6.3K views
6:30Financial Model Spreadsheet (5 of 5: Comparing investment models)
4.1K views
11:18Financial Model Spreadsheet (4 of 5: Applying model to problems)
3.8K views
8:06Financial Model Spreadsheet (3 of 5: Visualising present & future value)
3.8K views
6:00Financial Model Spreadsheet (2 of 5: Goal Seeking)
3.9K views
13:13Financial Model Spreadsheet (1 of 5: Calculating future value)
7.6K views
7:44Annuities (2 of 2: Considering each deposit separately)
4.5K views
12:21Annuities (1 of 2: Building the progression)
6.0K views
32:26Conversations with the Smith Family podcast
3.2K views
5:05Curve sketching (review question)
4.6K views
10:29Effective Annual Rate
4.7K views
8:51Calculus & Trigonometry (review questions)
11.9K views
10:27Applying geometric series to a problem
6.0K views
7:39Understanding the parts of Modelling Financial Situations
4.9K views
6:36Review Questions: Arithmetic & Geometric Progressions
5.4K views
9:18Coordinate Geometry Triangle Question (5 of 5: Working Mathematically)
4.0K views
8:15Coordinate Geometry Triangle Question (4 of 5: Two faster methods)
4.0K views
14:29Coordinate Geometry Triangle Question (3 of 5: The isosceles case)
4.4K views
12:20Coordinate Geometry Triangle Question (2 of 5: Understanding the area)
5.0K views
13:41Coordinate Geometry Triangle Question (1 of 5: Equation of a tangent)
6.6K views
5:55How do nature and mathematics shape architecture? | Mathematics of the Sydney Opera House
6.1K views
5:09How do you tile an impossible shape? | Mathematics of the Sydney Opera House
6.9K views
5:17What is the Spherical Solution? | Mathematics of the Sydney Opera House
7.1K views
4:44How do you acoustically design a performance space? | Mathematics of the Sydney Opera House
6.7K views
7:56Advice for aspiring mathematicians?
9.6K views
10:42Why have such simple lesson videos gotten so much traction?
6.5K views
13:22What are some career paths that utilise mathematics?
9.9K views
13:55What was your journey to get where you are now?
6.0K views
10:08What is the most difficult mathematics question you've ever solved?
25.4K views
11:26Why do you love mathematics?
14.1K views
6:29Dividing fractions: why do we "keep change flip"?
106.1K views
11:40Multiplying fractions: why does the rule work?
58.4K views
5:25Integers and Order of Operations
10.9K views
13:34How does depreciation work?
9.2K views
5:33Year 10 Mathematics starter questions
26.5K views
5:19Q&A with Cameryn - a mathematics student at the University of Sydney
10.2K views
14:13Sampling a discrete random variable
18.3K views
9:53Integration by Substitution (2 of 2: Definite integrals)
22.5K views
8:37Integration by Substitution (1 of 2: Indefinite integrals)
19.0K views
7:56Expanding on Variance (3 of 3: Proof of alternative formula)
6.1K views
7:10Expanding on Variance (2 of 3: Using alternative formula)
5.3K views
9:49Expanding on Variance (1 of 3: Standard deviation)
8.2K views
12:51Introduction to Variance (3 of 3: Defining the formula)
5.6K views
9:14Introduction to Variance (2 of 3: Investigating data spread)
5.6K views
14:12Introduction to Variance (1 of 3: Exploring with technology)
6.9K views
12:40Integrating into Inverse Trigonometric Functions
12.2K views
11:43Expected Value (2 of 2: Non-uniform probability distributions)
7.2K views
14:19Expected Value (1 of 2: The $10 Bet)
11.3K views
9:48Discrete Random Variables (3 of 3: Example question)
6.0K views
8:06Discrete Random Variables (2 of 3: Notation)
6.4K views
13:06Discrete Random Variables (1 of 3: Introduction)
12.8K views
5:48Differentiating Inverse Trigonometric Functions (6 of 6: Cosine)
7.8K views
4:30Differentiating Inverse Trigonometric Functions (5 of 6: Graphing inverse sine derivative)
5.5K views
8:11Differentiating Inverse Trigonometric Functions (4 of 6: Proof for inverse sine)
6.5K views
7:22Differentiating Inverse Trigonometric Functions (3 of 6: Examples + graphing the derivative)
7.8K views
9:12Differentiating Inverse Trigonometric Functions (2 of 6: Proof for inverse tan)
8.4K views
14:11Differentiating Inverse Trigonometric Functions (1 of 6: Laying foundations)
13.7K views
13:13Normal Approximation to Binomial Distribution (example question)
10.8K views
4:50Statistical Proportions (2 of 2: Basic example)
5.0K views
11:18Statistical Proportions (1 of 2: What are they?)
8.2K views
11:39Independent Events (2 of 2: Overlapping situations)
6.1K views
10:47Independent Events (1 of 2: Thinking symbolically)
7.7K views
8:51Conditional Probability (4 of 4: Determining reduced sample space)
7.9K views
7:16Conditional Probability (3 of 4: Defective light bulbs)
8.2K views
12:55Conditional Probability (2 of 4: Introductory example)
12.5K views
9:56Conditional Probability (1 of 4: Establishing foundations)
20.4K views
11:13Teach NSW PodCast with Eddie Woo (excerpt)
11.1K views
7:40Happy Pi Day!
38.5K views
9:27Ask Me Anything!
15.8K views
14:28What if I feel like mathematics isn’t for me? Eddie Woo on the Solutionists
18.4K views
19:32Is growth mindset actually real? Eddie Woo on the Solutionists
11.4K views
16:27Is lifelong learning really possible? Eddie Woo on the Solutionists
8.9K views
4:37Eddie Woo's Wonderful World of STEM | Studio 10
13.0K views
15:58Jack the Hunter (2 of 2: Explaining the trick)
15.8K views
9:04Jack the Hunter (1 of 2: Performing the trick)
21.1K views
13:03Question 30 (this year's HSC Mathematics Advanced exam)
155.3K views
15:28Worked Probability Questions (3 of 3: Disease testing)
17.5K views
10:19Worked Probability Questions (2 of 3: Selecting sock pairs)
12.2K views
7:59Worked Probability Questions (1 of 3: Venn diagram)
15.6K views
11:45Circumcentre of a Triangle (2 of 2: Proving orthogonality)
9.5K views
11:58Circumcentre of a Triangle (1 of 2: Finding the bisector vector)
9.5K views
10:12Vector Geometry Proofs (3 of 3: Using deductive vector logic)
8.9K views
9:55Vector Geometry Proofs (2 of 3: Angle in a semicircle)
10.2K views
13:54Vector Geometry Proofs (1 of 3: An unexpected quadrilateral property)
12.3K views
2:369 News segment: Preparing for HSC exams
14.2K views
9:21Cartesian & Vector Equations (3 of 3: Solving vector equations)
5.3K views
14:33Cartesian & Vector Equations (2 of 3: Line equation)
6.3K views
12:30Cartesian & Vector Equations (1 of 3: Circle equation)
6.8K views
13:47Introduction to Spheres (3 of 3: Determining points of intersection)
6.8K views
11:50Introduction to Spheres (2 of 3: Creating simultaneous equations to solve)
5.0K views
9:15Introduction to Spheres (1 of 3: General equations)
7.2K views
6:14Top 3 Studying Tips!
106.7K views
9:053D Line Problems (3 of 3: Meeting at right angles)
5.5K views
8:193D Line Problems (2 of 3: Showing orthogonality)
5.0K views
9:283D Line Problems (1 of 3: Equation between two points)
6.2K views
9:59Lines in Three Dimensions (3 of 3: Finding an intersection point)
5.5K views
15:32Lines in Three Dimensions (2 of 3: Generalising the pattern)
5.0K views
13:21Lines in Three Dimensions (1 of 3: How to extend from 2D)
6.5K views
15:21Understanding Vector Projections (3 of 3: Exploring applications)
9.9K views
13:45Understanding Vector Projections (2 of 3: Alternative formulas + worked example)
15.7K views
13:15Understanding Vector Projections (1 of 3: Deriving the simplest formula)
47.1K views
2:07News Report: Maths Workshops at Kooringal High School
13.1K views
14:35Dot Product & Angles (3 of 3: Orthogonal vectors)
5.1K views
7:57Dot Product & Angles (1 of 3: Foundational ideas)
7.4K views
12:43Dot Product & Angles (2 of 3: Measuring between vectors)
7.7K views
12:41Graphing √f(x) (2 of 2: Visualising the square root)
9.4K views
13:15Graphing √f(x) (1 of 2: Visualising the original function)
9.7K views
14:26Dot Product (2 of 2: Extending into 3D)
15.4K views
15:14Dot Product (1 of 2: Geometric interpretation)
48.7K views
13:26Pigeonhole Principle (2 of 2: Generalising the cases)
16.5K views
10:12Pigeonhole Principle (1 of 2: Establishing a pattern)
31.7K views
15:52Vector Arithmetic with Ratio Division (3 of 3: Dividing externally)
6.3K views
9:22Vector Arithmetic with Ratio Division (2 of 3: Worked example)
6.0K views
15:09Vector Arithmetic with Ratio Division (1 of 3: Thinking geometrically)
8.4K views
10:14Optimisation Problem with Interacting Rates (3 of 3: The most efficient speed)
5.3K views
6:55Optimisation Problem with Interacting Rates (2 of 3: Creating the mathematical model)
5.8K views
10:12Optimisation Problem with Interacting Rates (1 of 3: Assembling the information)
7.0K views
8:56Mystery Theorem (7 of 7: Folding paper - completing the solution)
7.1K views
8:29Mystery Theorem (6 of 7: Folding paper - similar triangles)
7.5K views
11:11Mystery Theorem (5 of 7: Trigonometric alternative)
7.0K views
7:59Mystery Theorem (4 of 7: Diagonal of a square)
12.0K views
12:26Mystery Theorem (3 of 7: Semicircle with no radius)
17.3K views
4:17Interview with The Project (Mar 2023)
8.9K views
9:05Mystery Theorem (2 of 7: Point within a rectangle)
13.1K views
11:42Mystery Theorem (1 of 7: Quadrant & semicircle)
22.1K views
12:24Integral of a Rational Function (3 of 3: By substitution)
12.3K views
11:27Integral of a Rational Function (2 of 3: Performing the integration)
8.8K views
10:52Integral of a Rational Function (1 of 3: Algebraic pre-work)
13.4K views
14:07Introduction to Functions
159.4K views
8:53Angle in a Semicircle (6 of 6: Completing the proof)
6.6K views
10:38Angle in a Semicircle (5 of 6: An algebraic aside)
5.5K views
10:46Angle in a Semicircle (4 of 6: Coordinate geometry proof)
7.0K views
8:30Angle in a Semicircle (3 of 6: Simplest converse proof)
7.3K views
7:37Angle in a Semicircle (2 of 6: Why are converse statements tricky?)
7.3K views
8:54Angle in a Semicircle (1 of 6: Standard proof)
14.6K views
15:41Composite Figures (3 of 3: Subtractions & overlapping areas)
6.6K views
11:42Composite Figures (2 of 3: A shape with ambiguity)
5.5K views
8:23Composite Figures (1 of 3: Polygons)
7.5K views
7:47Countdown Card Trick (3 of 3: Transforming the trick)
20.6K views
7:30Countdown Card Trick (2 of 3: Understanding the trick)
17.6K views
9:40Countdown Card Trick (1 of 3: Performing the trick)
27.0K views
11:19Recursive Formulas by Induction (4 of 4: Example HSC question)
13.4K views
4:59Recursive Formulas by Induction (3 of 4: Hypothesising an explicit formula)
10.8K views
15:50Recursive Formulas by Induction (2 of 4: Proving an explicit formula)
12.6K views
7:53Recursive Formulas by Induction (1 of 4: What is a recursive formula?)
16.7K views
22:12Evaluating an Irregular Area (3 of 3: Counting)
8.7K views
13:49Evaluating an Irregular Area (2 of 3: Coordinate geometry)
9.5K views
17:25Evaluating an Irregular Area (1 of 3: Similar triangles)
15.2K views
9:14Lost for Words
15.8K views
9:17Eddie reads "Stellarphant"! (Play School Story Time)
19.7K views
9:34Occasional Address at University of Sydney (Oct 2022)
64.9K views
5:33Polyomino Permutations (Ultimate Classroom lesson)
14.7K views
6:29Glider Aerodynamics (Ultimate Classroom lesson)
11.8K views
8:33Encryption (Ultimate Classroom lesson)
21.9K views
7:42Network Theory (Ultimate Classroom lesson)
19.5K views
7:17Impact Physics (Ultimate Classroom lesson)
12.3K views
2:53Talking Ultimate Classroom on The Project
8.5K views
19:53The Geometry of SONAR (Ultimate Classroom lesson)
15.9K views
11:29Electromagnetic Radiation (Ultimate Classroom lesson)
36.6K views
3:29Talking Ultimate Classroom on Studio 10
9.8K views
9:36Building Bridges (Ultimate Classroom lesson)
47.4K views
9:08Flying Drones & Calculating Angles (Ultimate Classroom lesson)
26.2K views
13:39Black & Red Cards (2 of 2: Understanding the trick)
33.0K views
13:12Black & Red Cards (1 of 2: Performing the trick)
34.8K views
11:51How hard is it to teach kids? (and a bunch of other questions)
61.6K views
13:50Significant Figures
32.8K views
6:50Supporting mathematics learning at Woolgoolga HS (ABC 7.30)
33.9K views
9:58Pearson's Correlation Coefficient (3 of 3: Least squares regression line)
63.7K views
6:43Pearson's Correlation Coefficient (2 of 3: Standardising the result)
38.1K views