An airplane, traveling with a constant engine speed, makes a large and perfect circle parallel to the ground. There is no ...

It’s 10 a.m. on a Saturday at Cal State Fullerton and students are revved up. It’s Math Circle time. Math Circle is a Saturday program for students in second through 12th grade, most of whom are ...

Evan O’Dorney leaps from his seat and snatches the chalk from his teacher’s hand. “I think it goes like this,” the eighth-grader exclaims. He has come up with a formula for the number of ways to ...

Dynamic circles: Math circles have gained popularity in the last 15 years as an academic enrichment program. They team students with professional mathematicians to work together on problems. Donna ...

Dynamic circles: Math circles have gained popularity in the last 15 years as an academic enrichment program. They team students with professional mathematicians to work together on problems. Donna ...

Students at Dewitt Middle School and Boynton Middle School have the opportunity to make modular origami, play a math version of Wordle and challenge themselves with mathematical Sudoku, also known as ...

Here’s a simple-sounding problem: Imagine a circular fence that encloses one acre of grass. If you tie a goat to the inside of the fence, how long a rope do you need to allow the animal access to ...

Computers are working to solve an age-old geometry problem. Humans can’t “square the circle” by hand, which was proven in the 1800s. Computer solutions involve infinity, complexity, and some ...