I have seen people doing the back extension on it so poorly that it was a magic that they did not fall off on the ground with massive pain in their back. (abmachinesguide.com)
I have others on this blog, but this one will get fall off on the right foot. (thisishowicook.com)
It may fall off on many occasions but with practice, your child will get it right. (theparentszone.com)