Our feelings about the Square from Cubes

After the creation of this huge Cuisenaire rod square, there were lots of things to say. Mr Gregg said a little about triangle numbers:


Then the creators of the square made a video about everyone's reaction to it:



Now, there's a display up outside the classroom:

So, we'll need to do some explaining of the maths behind it for the younger children that go past, how we got these:

 and then how we made this:

And some of the things we notice about the square.