1 Exhibit 23.1 CONSENT OF INDEPENDENT ACCOUNTANTS As independent public accountants, we hereby consent to the inclusion in this form 8-K/A (File No. 26173) of our report dated May 17, 2000 on our audit of the financial statements of edu.com, Inc., for the years ended December 31, 1999 and 2000. /s/ Arthur Andersen LLP Boston, MA June 27, 2001