When a mysterious white card falls out of a library copy of Charlotte's Web, the Biblio Twins - Tom and Becky - find themselves in a puzzle - solving adventure that will take them the whole summer to complete. From a code based on the Dewey Decimal System to clues hidden within web sites, their journey will take them from their local library to the Morgan Library in New York City. Able to communicate telepathically but fiercely competitive, the Biblio Twins will have to learn to work together in order to solve each puzzle and ultimately figure out the greater mystery of what treasure awaits them at the end. . . and who is behind The Dewey Deception. Can you figure it all out before Tom and Becky? Or will you miss the clues in your race to reach the literally heart- stopping conclusion?

When a mysterious white card falls out of a library copy of Charlotte's Web, the Biblio Twins - Tom and Becky - find themselves in a puzzle - solving adventure that will take them the whole summer to complete. From a code based on the Dewey Decimal System to clues hidden within web sites, their journey will take them from their local library to the Morgan Library in New York City. Able to communicate telepathically but fiercely competitive, the Biblio Twins will have to learn to work together in order to solve each puzzle and ultimately figure out the greater mystery of what treasure awaits them at the end. . . and who is behind The Dewey Deception. Can you figure it all out before Tom and Becky? Or will you miss the clues in your race to reach the literally heart- stopping conclusion?