Since your membership was purchased through a third party, ChessKid cannot issue refunds, modify subscriptions, or cancel memberships. To make any changes, please contact Apple directly.
You can contact Apple Support at 1-800–692–7753, visit the Apple Support webpage, or use the following links:
To cancel your subscription(s), click here.
To change your membership(s), click here.
To request a refund, please go to Apple Refund Request.