I am trying to figure out how to introduce my sons to programming. I am thinking about teaching them Ruby or Python since they are on their iMac already. When

I am trying to figure out how to introduce my sons to programming. I am thinking about teaching them Ruby or Python since they are on their iMac already. When I was in elementary school I made rocket ships with BASIC (granted, that was in the mid 1980s). I want something that simple and kid friendly.