Thank you for your interest in purchasing a Sumdog subscription for your class (up to 35 students). You can pay by card below or send us a purchase order.

Please read our terms at the bottom of this page before proceeding.



  • Typically, new subscriptions run for 12 months from the date of purchase, unless otherwise requested. You can transfer your subscription to a new class at the start of a new year.
  • Renewal subscriptions run for 12 months from the current subscription expiration date, unless otherwise requested.
  • Subscriptions typically take 1 business day to be activated on the account.

Please note:

  • If you are in New York, sales tax may need to be applied. Please give us a call at 877-978-6364 before proceeding.
  • If you have signed up through Clever Library, please call us at 877-978-6364 before proceeding.

Buying for more than 1 class? Get in touch for best value quote.