Articles on Algebra

‘Numberless math’ gets kids thinking about and visualizing algebra

Working with moveable pictures can help children learn an algebra rule: Whatever you do to one side of the equation, you need to do to the other. Here’s how teachers or caregivers can lead this.

The simple reason a viral math equation stumped the internet

When the equation 8÷2(2+2)=? is written properly and includes a multiplication sign before the first bracket, the answer is clear.

Bob Moses played critical role in civil rights organizing and math literacy for Black students

The Algebra Project – a long-standing initiative to teach algebra to Black students who might not otherwise take it – sprang from Bob Moses’ work as a civil rights activist, a historian recounts.

The proposed new maths curriculum doesn’t dumb down content. It actually demands more of students

The proposed maths curriculum would result in a deeper understanding of key concepts. It expects students to explain their maths reasoning rather than present their answer without justification.

Is mathematics real? A viral TikTok video raises a legitimate question with exciting answers

What did Pythagoras do with all those triangles, anyway?

Why I teach math through knitting

In this professor’s class, there are no calculators. Instead, students learn advanced math by talking, drawing pictures, playing with beach balls – and knitting.

Five ways ancient India changed the world – with maths

High school students can blame ancient India for quadratic equations and calculus.

Nothing matters: how the invention of zero helped create modern mathematics

Turning zero from a punctuation mark into a number paved the way for everything from algebra to algorithms.

How math education can catch up to the 21st century

By embracing a style beyond the typical classroom lecture, math education can serve all of our students better.

‘The Math Myth’ fuels the algebra wars, but what’s the fight really about?

A new book criticizes how and what American math classes are teaching. Singling out math instruction in this age of high-stakes testing and accountability is unsporting.

How to solve a Rubik’s cube in five seconds

Don’t worry – there are only 43,252,003,274,489,856,000 configurations.

Domino’s square pizza is value for money – with the right toppings

Consider a standard pizza box containing a standard circular pizza. How much more would you be willing to pay for a square pizza that filled the box? Clearly the square pizza contains more pizza: but is…