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'Reader Rabbit Kindergarten for Nintendo DS(TM)' Is Being Shipped to Wal-Mart U.S. Today

Graffiti Entertainment Inc -- a subsidiary of Signature Devices, Inc. (PINKSHEETS: SDVI) -- today announced that it has just shipped 'Reader Rabbit Kindergarten' for the Nintendo DS™ for inclusion into the Wal-Mart educational trays. The product has been shipped to the distributor and will then be shipped to Wal-Mart stores/distribution and should be available in the next couple of weeks at the retail locations.

"We are very excited to finally be placing our products into the Wal-Mart chain in the United States," stated Kenneth Hurley, CEO of Signature Devices, Inc. and Graffiti Entertainment, Inc. "We have been shipping product into other major retailers including Wal-Mart in Canada and are very pleased to finally have achieved this new sales channel."

The Reader Rabbit Series has been captivating children for over 20 years with the finest interactive learning products in both schools and homes having sold over 6 million copies since 1993 and winning 175 awards and accolades! Reader Rabbit Kindergarten has been designed to interest children and encourage learning of basic kindergarten skills such as mathematics, phonics, reading, and listening in multiple contexts.

For more information about Signature Devices, Graffiti Entertainment and their products, please visit www.graffitientertainment.com

About Signature Devices, Inc. and Graffiti Entertainment, Inc:
Based in Redwood City, Calif., Signature Devices, Inc. creates, develops and manufactures advanced information technology, including computer systems, software and electronics products. One of the Company's premier technologies includes a blend of hardware and software for image generation technology used in video games and simulations. Signature Devices also owns Graffiti Entertainment, Inc. (www.graffitientertainment.com), a publisher of interactive entertainment software for advanced entertainment consoles.

The information in this press release includes certain "forward-looking" statements within the meaning of the Safe Harbor provisions of Federal Securities Laws. Investors are cautioned that such statements are based upon assumptions that in the future may prove not to have been accurate and are subject to significant risks and uncertainties, including the future financial performance of the Company. Although the Company believes that the expectations reflected in its forward-looking statements are reasonable, it can give no assurance that such expectations or any of its forward-looking statements will prove to be correct. Readers are cautioned not to place undue reliance on these forward-looking statements that speak only as of the date of this release, and the Company undertakes no obligation to update publicly any forward-looking statements to reflect new information, events, or circumstances after the date of this release except as required by law.