Wrath of Math Courses

Bad Internet Math Propaganda - Debunking Mathematical Tricks and Fibonacci Conversions

Uncover misleading mathematical "tricks" and explore legitimate number patterns, including a clever Fibonacci method for converting miles to kilometers.

• YouTube
• 13 minutes
• Self-Paced
• Free Video

Is This the Worst Math Homework Ever? - Analyzing an Impossible Reddit Math Problem

Explore a seemingly impossible math homework problem from Reddit that challenges conventional problem-solving approaches and mathematical reasoning skills.

• YouTube
• 18 minutes
• Self-Paced
• Free Video

The Missing Dollar Riddle - Classic Math Puzzle Explained

Uncover the classic missing dollar riddle's deceptive logic and learn why this famous math puzzle tricks so many people into making a fatal accounting error.

• YouTube
• 13 minutes
• Self-Paced
• Free Video

They Lied to You About the 3 Divisibility Rule

Uncover the hidden truth behind divisibility rules and learn how digit addition can work for any number, not just 3, using modular arithmetic principles.

• YouTube
• 19 minutes
• Self-Paced
• Free Video

The Most Unhinged Way to Solve Quadratic Equations

Discover an unconventional method for solving quadratic equations using continued fractions, exploring Bombelli's approximation and advanced algebraic techniques beyond traditional approaches.

• YouTube
• 23 minutes
• Self-Paced
• Free Video

None of the Answers Can Be Right - Perpendicular Lines Key Features Problem

Explore a puzzling math problem about perpendicular lines where none of the multiple choice answers seem correct, uncovering why context matters in geometry.

• YouTube
• 13 minutes
• Self-Paced
• Free Video

Man Finds Wallet, Leaves Math Problem, Then Goes Viral - Analyzing the Security of a Birthdate-Based Phone Number Code

Explore how a viral wallet return story reveals fascinating insights into mathematical probability, cryptography, and the security of birthday-based codes.

• YouTube
• 16 minutes
• Self-Paced
• Free Video

No, e Doesn't Stand for "Euler's Number" - The History of Mathematical Notation

Uncover the fascinating history behind the mathematical constant e and why it doesn't actually stand for "Euler's number" despite common belief.

• YouTube
• 13 minutes
• Self-Paced
• Free Video

A Very Cute One Line Proof of the Infinitude of Primes

Discover an elegant one-line proof demonstrating the infinitude of prime numbers using products and the sine function in just 13 minutes.

• YouTube
• 13 minutes
• Self-Paced
• Free Video

Eulerian Trails and Graph Theory - How Impossible is the Drawing Challenge?

Explore why certain drawing challenges are mathematically impossible using Eulerian graph theory and prove theorems that quantify the impossibility of these viral puzzles.

• YouTube
• 19 minutes
• Self-Paced
• Free Video

Second Grade Subtraction - Understanding Regrouping and Problem-Solving Methods

Master 2nd grade subtraction techniques including regrouping methods that might be trickier than you remember, helping parents assist their children with homework.

• YouTube
• 15 minutes
• Self-Paced
• Free Video

Can You Solve De Méré's Dice Paradox?

Explore the famous gambling paradox that launched modern probability theory through Chevalier de Méré's dice games and Pascal's mathematical solution.

• YouTube
• 17 minutes
• Self-Paced
• Free Video

Hilarious Math Problem Baffles Parent - The Off-by-One Error

Explore a seemingly simple second grade addition problem that reveals the famous "off by one" error, connecting elementary math to historical mathematical concepts.

• YouTube
• 14 minutes
• Self-Paced
• Free Video

67 Is Actually an Insane Number - Mathematical Properties and Cultural Phenomenon

Explore the fascinating mathematical properties of 67, from its viral meme status to its unique characteristics as a super prime, lucky number, and Chen prime.

• YouTube
• 11 minutes
• Self-Paced
• Free Video

Can You Solve These 5 Missing Number Puzzles?

Master 5 challenging missing number puzzles, including a devious trick puzzle and one from Japanese puzzle master Nobuyuki Yoshigahara, plus a tricky distance problem.

• YouTube
• 17 minutes
• Self-Paced
• Free Video