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!

Sometimes you will have to substitute a number into an expression with a square number. Remember when a number is squared it is multiplied by itself. This is straightforward when you have a positive ...

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 ...

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 ...