Today we learned about square and rectangular numbers! But why do we call some numbers square and others rectangular? A number is considered a square or rectangular number based on the shape it makes!

A whole number multiplied by itself gives you a square number. They’re called square numbers because they can be made into a square shape. But there is no need to flap, there is a quick way to write ...

What is a 100 square? A 100 square shows the numbers 1 to 100 on a grid. Each row has 10 numbers on it. At the end of each row is a multiple of ten. You can use the 100 square to count from 1 to 100 ...

Scientific American presents Math Dude by Quick & Dirty Tips. Scientific American and Quick & Dirty Tips are both Macmillan companies. After all of the fun we’ve had recounting the tales of Knot Dude, ...

Pi Day (3/14) often comes with sweet treats; Square Root Day (4/4/16 or 5/5/25, for example) has a certain numerical rhyme.

Today Múinteor Ray taught us about mental maths. That is maths that we do without using pens or pencils. Activity 1: Guess My Number Game This is one of Múinteor Ray's favourite game! It’s really fun ...