See http://www.spaghettibookclub.org for details (some tescher options require membership fee).  Have privacy policy stating COPPA compliance, no "seals" from COPPA Safe Harbor oversight certification programs.

Caution: someone says they don't unsubscribe you from email marketing when requested and that they provide all your child's details including full names and hobby (reading) related info.    Marketing that also includes promotions from self-publishing authors.

Site privacy policy says they are Safe Harbor PRIVO Certified and COPPA compliant; friend says not.  I double checked still in PRIVO Safe Harbor and that FTC still considers PRIVO Safe Harbor a valid safe harbor oversight  -- but use your judgment if you want to look under the "read more" or checkout the site.  They are a U.S. site in New York.

See http://teacher.scholastic.com/activities/swyar/ for details.