Are there more blue bricks or white bricks? Can you work it out without counting?
This is a 3 by 5 pattern. Can you work out how many blue and how many white bricks you would need for other sizes of pattern?
Have you ever seen other patterns like this?
![A pattern made of 3 rows of 5 2 by 2 lego bricks. The top and bottom row both alternate blue-white-blue-white-blue, and the middle row alternates white-blue-white-blue-white](https://alisonkiddle.co.uk/wp-content/uploads/2023/08/Lego6-1024x819.jpg)