n Virginia, Pearson, an educational publisher, added iPad-specific features to existing American and world history programs, including an application for “Jeopardy”-like games and functions that enable students to take on-screen notes in the margins, bookmark pages and zoom in for close-ups. Pearson will develop iPad versions for all of its new instructional programs for students in kindergarten through 12th grade, and begin offering iPad versions for 30 top-selling math, reading, literature, social studies and science programs in April.