1. To Enter
To enter, complete the official entry form above and click "Submit". All entries must be received between 12:00 AM EST on January 15, 2008 and 11:59 PM EST on May 14, 2008. Limit one entry per person and per email address. Sponsor will not verify receipt of entries. In case of dispute, entries will be declared made by the authorized account holder of the email address submitted at the time of entry. "Authorized account holder" is defined as the natural person who is assigned to an email address by an Internet Access Provider, online service provider, or other organization (e.g., business, educational institution, etc.) that is responsible for assigning email addresses for the domain associated with the submitted email address. Entries become property of Sponsor and will not be returned. Automated entries are prohibited, and any use of such automated devices will cause disqualification. Sponsor is not responsible for lost, late, illegible, misdirected or stolen entries or transmissions, or problems of any kind whether mechanical, human or electronic. Sweepstakes entries are the property of Sponsor and will not be returned.

2. Eligibility
Only open to fulltime teachers at a school for any grades from Kindergarten though Grade 12 in the 50 United States and the District of Columbia who are 21 years or older as of January 15, 2008. Void where prohibited or restricted by law. Family members of employees of Sponsor and its affiliates residing in the same household as the Sponsor employee are not eligible. All federal, state and local laws and regulations apply. This promotion is intended for viewing in the United States only and shall only be construed and evaluated according to the United States law. You are not authorized to participate in the Sweepstakes if you are not located within the United States or if the Sweepstakes or your participation is not permitted by state, local or municipal law, rule or regulation.

3. Prize Details
One Grand Prize winner will receive a SMART Board 660. The prize will be shipped to the winner, and Sponsor will pay all costs of shipment. Approximate retail value of the prize is $1,600. Prize is not transferable. Federal, state and local taxes are the responsibility of the winner. Sponsor reserves the right to substitute the prize with a prize of equal or greater value.

4. Drawing and Awarding of Prize
The winner of the prize will be determined in a random drawing from all entries received. Drawing will be held on or about May 15, 2008 by Sponsor whose decisions are final on all matters relating to this Sweepstakes. Odds of winning depend upon the number of entries received. Winner of the Sweepstakes will be notified by phone, email or mail no later than 5 business days after the drawing. If the potential winner cannot be reached within 5 business days from the first notification attempt, then such person shall be disqualified and an alternate winner will be selected. The winner will be required to sign an affidavit of eligibility and liability/publicity release within 14 days after notification is mailed, or the prize will be forfeited and awarded to an alternate winner.

5. Limitation of Liability
Winner agrees that (except where prohibited) Sponsor may use winner's name, picture, portrait, likeness and voice for advertising and promotional purposes without further compensation. Sponsor, and its respective officers, directors, employees, representatives and agents shall have no liability and shall be held harmless by winner for any damage, loss or liability to person or property, due in whole or part, directly or indirectly, by reason of the acceptance, possession, use or misuse of prize or participation in this Sweepstakes. Sponsor is not responsible for any technical support for the SMART Board 660. Any and all disputes, claims and causes of action arising out of or connected with this Sweepstakes, or any prizes awarded, shall be resolved individually, without resort to any form of class action, and exclusively by arbitration. Any and all claims, judgments and awards shall be limited to actual out-of-pocket costs incurred, including costs associated with entering this Sweepstakes, but in no event attorney's fees. Sponsor reserves the right, in its sole discretion, to cancel or suspend part or all of this Sweepstakes should virus, bugs, non-authorized human intervention or other causes beyond the control of Sponsor corrupt or impair the administration, security, fairness or proper play of the Sweepstakes. In such event, Sponsor may award the prize in a random drawing from all eligible entries received up to the date of cancellation or suspension. Sponsor is not responsible for technical, hardware, software or telephone failures of any kind, lost or unavailable network connections, fraud, incomplete, garbled or delayed computer transmissions, whether caused by Sponsor, users or by any of the equipment or programming associated with or utilized in the promotion or by any technical or human error which may occur in the processing of submissions which may damage a user's system or limit a participant's ability to participate in the promotion. Sponsor may prohibit an entrant from participating in the Sweepstakes or winning the prize if, in its sole discretion, it determines that said entrant is attempting to undermine the legitimate operation of the Sweepstakes by any unfair playing practices (including the use of automated quick entry programs). Offer void where prohibited and subject to federal, state and local laws.

6. Winner's List/Rules
For the name of the winner or a copy of the Official Rules, send a stamped, self-addressed envelope for receipt by June 15, 2008, to Sponsor, Houghton Mifflin Harcourt Supplemental Publishers, 181 Ballardvale Street, Wilmington, MA 01887, attn: Director of Product Marketing. Please specify rules or winner information. VT residents may omit return postage. You may also review the rules at www.greatsource.com/smartoffer.

7. Sponsor
Houghton Mifflin Harcourt Supplemental Publishers, 181 Ballardvale Street, Wilmington, MA 01887