What controls should I have my kids learn?

I have a 5 year old daughter and 3 year old son. Once and a while I let them run the controls on the backhoe and excavator. Do you think it matters if I have it on deere or cat? I learnt JD and that's all I ran. At the time none of our equipment had pattern selectors . Now they all have them except for one small kubota b26 tbl, is set up on deere. Seems 90% of equipment has pattern selectors now. I feel like I would be better teaching Deere as it what I am comfortable with, but Cat...

What controls should I have my kids learn?

What controls should I have my kids learn?