Frank and Joe go undercover at a national spelling bee where a mysterious madman known as the Hangman is determined to erase the competition! Teens from across the globe have been invited to attend, and A.T.A.C. and the Hardy Boys have to do everything they can to keep the Hangman from spelling disaster.
- ISBN10 1597071609
- ISBN13 9781597071604
- Publish Date 15 September 2009 (first published 13 October 2009)
- Publish Status Transferred
- Out of Print 4 April 2022
- Publish Country US
- Imprint Papercutz
- Format Paperback (US Tall Rack)
- Pages 96
- Language English