Jack, Alice, Phoebe, Eva and Holly from Georgeham C of E School explained their findings:
So, I think that makes eight ways in total. I love the way you have done this in a careful order. As Chelsea from Templars Primary said:
... the trick is to work systematically ...Laura sent in her solution as pictures copied from the interactivity, which is very helpful - thank you, Laura.
Here is her solution to the first challenge which we can compare with the solution from Georgeham:

Laura's pictures are in a slightly different order to the children from Georgeham's. I wonder which you think is more systematic?
Here Laura shows the thirteen different ways to make the green rod using reds and whites:

Would you have done them in the same order? Why or why not?