Jeff Smith's Math Puzzle for April 17, 2026 - Price of Golden Rectangles soars as price of 1961 Corvairs plummets. The post ...

A Golden Rectangle has an area of 1,000 square centimeters. A right cone is to be formed from a single piece cut from the Golden Rectangle. Find the maximum possible volume for a cone formed as ...

I know that teachers play the most significant role in any learning situation, and studies have shown that investing in teacher learning is more important than investing in new curriculum, books—or ...

The Artificial Intelligence chatbot, ChatGPT, appeared to improvise ideas and make mistakes like a student in a study that rebooted a 2,400-year-old mathematical challenge. The experiment, by two ...

Class is almost over—but instead of zoning out or packing up early, your students are hunched over their work, erasing, recalculating, and debating. The room buzzes with the rich math talk every ...

A shard of smooth bone etched with irregular marks dating back 20,000 years puzzled archaeologists until they noticed something unique – the etchings, lines like tally marks, may have represented ...

Students are barely beginning to recover from a historic decline in math performance. Across every grade and region of the country, students in every racial, income, and disability group have ...

The roundest country (left, Sierra Leone) and the squarest country (right, Egypt), with flags overlaid. Some countries are long and thin, others compact and nearly symmetrical. Some follow natural ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

For those who have wrestled a bulky couch around a tight corner and lamented, “Will this ever get through?” mathematicians have heard your pleas. Geometry’s “moving sofa problem” asks for the largest ...

Have you ever wondered about the precise differences between length, breadth, height, area, volume, and perimeter? Understanding these fundamental concepts is crucial for anyone working with ...