Cancun Hotels with kids clubs?

Can someone recommend a hotel in Cancun with a kid's club for 7 and 4 year old? Any hotel and experiences(positive/negative) advice, rates etc appreciated. Thank you!

Answers:
EL GALA
The best one, is free and my cousins loved it, they want to go back every year

Other answers:
There may be links to help on page below

There may be links to help on page below

http://ref.iliit.com/agents/page.asp?site=323697A0569&em=rhoda_travel@yahoo.com&pin=PI072606-WL