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Gr 5–8—In an alternate present-day New York, three seventh graders embark on a citywide adventure as they attempt to solve a centuries-old cipher in order to save their home. In the mid-19th century, the Morningstarr twins, brilliant inventors who created steampunk-esque technology and iconic architecture that greatly influenced New York, disappeared, leaving a puzzle for the city, known as the Old York Cipher. They bequeathed a large sum of money to their employee, Ms. Ava Onea...Log In or Sign Up to Read More

When their (alternate reality) New York City apartment building is bought by a scheming real-estate developer, seventh-grade twins Tess and Theo Biedermann and their neighbor Jaime Cruz devise a plan to solve the Old York Cipher and thus save their home. The Cipher had been created in the nineteenth century by the brilliant Morningstarr twins (after whom Tess and Theo were named), inventors of the city's "mechanical wizardry"--streets paved with solar panels, metal caterpillars that clean ...Log In or Sign Up to Read More