Continental margins are an important part of the ocean floor. They separate the land above sea level from the deep ocean basins below and occupy about 11% of Earth's surface. They are also economically important, as they harbor both mineral resources and some of the most valuable fisheries in the world. In this article students investigate North…

This study attempted to provide a systematic framework for phonics instruction for beginning readers in literature-based classrooms based on relative frequency of phoneme-grapheme occurrences found in three distinct corpora. The first corpus contained an academic word list. The second corpus contained the running text from 363 books identified as…