here where i live i see the kids being turned instead of mindless zombies hooked on facebook. not speaking with their friends cause smartphone.. ^^

I'm not English native speaker, I thought you mean a place where monkeys go to drink and u're from PETA and suggesting this "brilliant" idea, and was about to google monkey bars since it appeared like its a thing, but I realized what it is before googling that

It looks like the child is doing the teaching to me. This is how you get adults to stop sitting around and play with you.

This is exactly what teaching the next generation looks like. Sit back, guide them..shut up unless asked for guidance and let them grow and make mistakes. Be there for them and be prepared with the knowledge they may need

Maybe if you try with some kind of metal.

as much as the shear force on the 1-1/4 dia rod can happen it can carry an adult using 2x4s for crosspieces it can be a real walking bridge