Playing tools for the dog yard!?

i have somthing called a SPRING POLE ( it hangd from the tree) my pupps love to play on this toy all it is.. Is a spring garage srping a couple connectors and rope my two hang and pull on it togather and stay on it for hours at at tyime it works out thier legs chest and neck also jaws pit bull fighters use them for there dum stuff(NO I DONT FIGHT MY TWO DOGS IM AGAINST THAT ) also my uncle told my about a FLIRT POLE (you controle and hold as the owner) so look these toys up on youtube and see if you like them like i said the spring pole by far my fav>>>>>