Contact Us

Thank you for contacting Math Kangaroo in USA. Here are a few suggestions to help you find information quickly and easily:

  • Many of the questions you may have can be answered by visiting our Frequently Asked Questions (FAQs) page.
  • If you don't find the answer to your question through the FAQs, please e-mail us at We'll get you the answer you're looking for as soon as possible.

More info

General Inquiry E-mail
Financial Assistance E-mail
Mailing Address: Math Kangaroo in USA, NFP
P.O. Box 472
Lisle, IL 60532-0472
Mailing Address:

(Registration payments only)

Math Kangaroo in USA, NFP
P.O. Box 56353
Chicago, IL 60656
Phone :
(after 6 P.M. CST or weekends)