Patterns in Cuisenaire rods

Back in January we investigated patterns in match sticks. We returned to this kind of maths today, with a look at similar patterns in Cuisenaire rods.

These and more photos are in this slideshow:

We've begun to look at the numbers involved in each step, and the number pattern that goes with the rod pattern. Some were fairly simple; others will take more time.

One group with a this pattern though deserves a blog post of its very own. Here it is beginning to grow: