19th-century engraving of the entrance to the École Polytechnique in Paris with students, horses, and pedestrians in the foreground

How the French Revolution Revolutionized Calculus

April 20, 2026

Introduction The guillotine and math have more in common than you might think. When you think of the French Revolution, you probably imagine angry mobs and executions, not great mathematicians and calculus textbooks. But behind the political chaos was a transformation that reshaped calculus. This article explores how the French Revolution set the stage for […]

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Black-and-white photograph of a crowded high school classroom in New Hampshire in the early 1900s, with rows of wooden desks and students seated facing the front

High School Math 100 Years Ago

April 20, 2026

Introduction Imagine walking into a high school classroom in the early 1900s. Rows of wooden desks face the front of the room, where your teacher stands, lecturing while writing on a chalkboard. You don’t have a phone or a calculator, and even the ballpoint pen isn’t common yet. It’s just you and your ability to […]

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Newton’s Mentors

April 20, 2026

Introduction Isaac Newton: the man who explained gravity, invented calculus, and revolutionized physics. You might imagine him as a lone genius, but in reality, he relied on mentors just as much as we do, admitting, “If I have seen further, it is by standing on the shoulders of giants.” These ‘giants’ weren’t abstract predecessors; they […]

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World War II Codebreaking

April 12, 2026

Introduction Imagine you’re a codebreaker in World War II, trying to read your enemy’s messages. All the words appear as gibberish, and each letter you see transforms into a different one each time it’s typed. You’ve intercepted thousands of these messages, but that’s of no help unless you can decipher them. Somewhere in these messages […]

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How Mathematicians Found Neptune

April 12, 2026

Introduction Imagine knowing that just by pointing a telescope at a specific place in the sky, you will be the first person ever to see an undiscovered planet. That is what happened in 1846, when astronomer Johann Galle first spotted Neptune exactly where mathematicians had predicted it would be. Every other planet visible to the […]

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How Calculus Brought Us to the Moon

April 5, 2026

Introduction Imagine you’re an astronaut stranded 200,000 miles from Earth. Your ship’s oxygen tanks explode, disabling electrical and water capabilities. You were supposed to be on the third manned mission to the moon, but now you’re stuck in a desperate struggle to find a safe route home. Failure would mean certain death. The crucial tool […]

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Elementary school math

Math for Elementary School – Key Ideas

December 9, 2025

How to build deep understanding and why this matters even more in the AI age What are the goals for math in elementary school? Kids need to have a deep understanding of basic math concepts and learn to play with them. Their knowledge of concepts should be tested through hard puzzles – problems that are […]

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Sleep aid sleep optimization cat

Sleep Optimization Routine: 15 Sleep Aids

April 2, 2025

🛌 Evidence-based strategies to improve sleep quality, latency, and depth Sleep is essential for top performance. Here we have outlined our top 15 sleep aid suggestions tested by our team members. While each individual strategy might not have a strong effect, the more strategies you implement, the stronger the cumulative effect. Circadian Rhythm Reset (Morning & […]

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Math Mistakes Journal, math contests

Why You Should Keep a Math Mistakes Journal

November 30, 2024

A mistakes journal is one of the most effective tools for mastering math, especially in complex subjects like Calculus or competitive problem-solving. Instead of just moving past errors, this tool helps you analyze them, identify patterns, and turn them into opportunities for growth. Done properly, a mistakes journal becomes your personal roadmap to improving accuracy […]

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