Connect 4 Factors

One Player Game Fill the game board with the counters from both boxes. Avoid lining up four numbers with a common factor (other than one). A trophy is available for filling all the cells of the game board.

Two Player Game Each player has a box of counters to choose from. Take it in turns to drop a counter into the game board. The winner is the first to line up four numbers with a common factor (other than one).

Clear Board

Drag the counters into the area above the game board then release.

Here are examples of four numbers that have a common factor:

15,10,20,20 - Common factor 5

8,4,20,24 - Common factor 4

21,18,15,24 - Common factor 3

You can earn a Transum trophy for completing the one-player challenge.


Saturday, August 9, 2014

"I have seen too many students that, while understanding the algebraic concept of factorisation, can not easily spot the common numerical factors. Hopefully this game might help improve common factor spotting ability."

Jess, England

Monday, May 2, 2016

"Love your games."

Katy, Wales

Tuesday, April 4, 2017

"I love this game it really helped my class with their times tables."

Mya, St Marys School

Thursday, April 20, 2017

"It really helps people who are any age to learn divide times add subtract its really good I think more kids should this site."

Do you have any comments? It is always useful to receive feedback and helps make this free resource even more useful for those learning Mathematics anywhere in the world. Click here to enter your comments.


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