Sports Girls Play linked to WePlay.com. One of their many sports is Gymnastics.
Youth Gymnastics Hub – Your place for everything Gymnastics
Looks good though I’m not sure how well the content is networked. See for yourself.
About 4000 “members“. (many with cartoon avatars)
Over 300 “Gymnastics Groups“.
Something called “blogs“. (Though no page without an RSS feed can be a blog, in my opinion.)
Hundreds of photos and videos:
Gymnastics Coaching.com 