Wednesday, October 2, 2013

Finding prime numbers

We've been looking at prime numbers this week.

Some of us have been out in the playground, using the hundred square there:

Here's how we did it:

Later we had a go in the classroom, using a photo of the hundred square (16 colour bitmap format):

and, on Paint, filling he numbers in the 5, 3, 7 and 2 times table with colour:


  1. Wow, what a impresive way to learn maths. I bet you enjoyed this lesson ,Year 4!
    Pablo's mum

  2. wow! that sounds fun and creative!! I bet they will never forget how they learn them! Congratulations Year 4! Irene's mom

  3. That looks really good fun doing the prime numbers with the bricks