What is a pleasant, child-friendly word for fart?

What is a pleasant, child-friendly word for fart?
fart is child-friendly isn't it? I guess some other words for fart would be:
toot
boof (as they say in japan)
umm... I guess I don't know any others that aren't already listed.. sorry, hopefully this was a little help!
Toni Lynne ;)
Guff!
Flatulence
butt burp (sorry that 2 words)
Barneyyyyyyy
Toot!
toot
Gas
Toot
Make (break) wind
Well, we say fart...I don't think it's offensive, but my MIL always says "Foosed" like, Excuse me, I foosed (the u is pronounced like when you say "us")
toot
sunny
pop-off