How number systems shape our thinking and what it means for learning, language and culture

A new collection of research papers examines how humans conceptualize numbers and the numeral systems we’ve build around them ...
Edutopia

5 Strategies to Help Build Math Fluency in K–2

Helping students to develop math fluency takes more than just flash cards. It requires teaching them how to think about ...

Doubling square trick: A simple shortcut for mental math

The doubling square trick is a simple mathematical shortcut designed for class 6 to 10 students to make multiplication easier. By using the formula (n-1) × (n+1) = n² - 1, students can quickly ...
BBC

How to show the area of a triangle is ½ × base × height

WHAT YOU NEED: two pieces of paper/card, pencil, scissors, ruler. Image caption, STEP 1: Place one piece of card on top of the other and use the ruler to draw a line from the bottom left corner of the ...