Exhibit 32.1 CERTIFICATION OF PERIODIC REPORT -------------------------------- Each of the undersigned, in his capacity as an officer of The Princeton Review, Inc. (the "Company"), hereby certifies, pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (18 U.S.C. 1350), that: (1) the Quarterly Report on Form 10-Q of the Company for the period ended June 30, 2003 (the "Report") fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 (15 U.S.C. 78m or 78o(d)); and (2) the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. Date: August 12, 2003 By: /s/ John S. Katzman ------------------------------------- Name: John S. Katzman Title: Chief Executive Officer Date: August 12, 2003 By: /s/ Stephen Melvin ------------------------------------- Name: Stephen Melvin Title: Chief Financial Officer