| How Computers Use Numbers | #1 |
| The Matrix Arcade: A Visual Explorable of Matrix Transformations | #2 |
| Functions are Vectors | #3 |
| Cayley Graphs and Pretty Things | #4 |
| How does a computer/calculator compute logarithms? | #5 |
| Trying to Understand Irrational Numbers Using a Rational Way | #6 |
| Holoscope | #7 |
| The General Theory of Curiosity | #8 |
| The Christofides Algorithm: Approximating the Metric TSP Problem | #9 |
| Persistent Homology: An Interactive Demonstration for Biologists | #10 |
| Gradient boosting as a "blind" gradient descent | #11 |
| The Principle of Least Action: An Interactive Lesson | #12 |
| Thinking About Color Perception | #13 |
| The Animated Transformer | #14 |
| Navier Stokes Answered in the Negative | #15 |
| Visualizing the Impossible | #16 |
| A Categorical Speaking Indictment | #17 |
| The Topology of Snake II | #18 |
| A tale of a doubly twisted adventure | #19 |
| Linear Dependence/Independence of Vectors in a Matrix | #20 |
| How to Divide by Zero — High School Calculus | #21 |
| Fermat's Last Theorem (without elliptic curves) | #22 |
| The T-Shirt Puzzle | #23 |
| The Turtle prototile is not periodic, a simple proof. | #24 |
| Subregular Languages | #25 |
| The Formation of a Duck Wake | #26 |
| Quantum measurement, explained right | #27 |
| The Fifteen Puzzle | #28 |
| Where is the Parabola? | #29 |
| Multiplying by 9 | #30 |
| Mathematical proofs with cardboard and paper | #31 |
| Modern Introduction to Calculus | #32 |
| Unconventional Transitivity | #33 |
| Confounding Compounding Interest | #34 |
| Statistical Pi(e) | #35 |
| An Elegant Proof Based on a Physical Model | #36 |
| The Treasures of Trigonometry | #37 |
| Knotting is math. (So does everything.) | #38 |
| Gradient descent - interactive visualization | #39 |
| Two visualizing proofs of the Pythagorean theorem | #40 |
| Resistor | #41 |
| Romance in the upper half plane | #42 |
| Mind-Trails | #43 |
| Will I draw an epidemic card in Pandemic? (and more) | #44 |
| The fast Fourier transform as a matrix factorization | #45 |
| An Introduction to Graph Theory | #46 |
| The Phantom of the XY-Plane | #47 |
| Exploring Fractals | #48 |
| Co-Induction | #49 |
| Race restarter math problem | #50 |