Kid Story Reader by Confucius Institute
http://kid.chinese.cn/reading_en/
http://kid.chinese.cn/reading_en/
http://kid.chinese.cn/card/
http://edu.chinese.cn/en-US/onlinelearning/node_23188.htm
Recommendation : 5 stars, very strong and beautiful webpage http://cop.yes-chinese.com/cnpic/index_en.html