What Do They Do With 'old' Driver's Ed Cars?

Q: What do they do with 'old' driver's ed cars that have dual controls - either two steering wheels or a second set of brake/accelerator pedals? Can they be legally re-sold to the public?

A:i had drivers ed at school in vic was great we would drive on the oval with witches hats was the the only one to slide the cars nearly 90 with the other class mates chearing me on didnt have dual controls teacher had ago at me but later told me i had good car controls for catching the slide which i deilibraty started. now ford sponser them and give new cars with dual controls.