This is a preview. Log in through your library . Abstract The primary purpose of this study was to investigate the effects of two item formats on item difficulty and item discrimination indices for ...

Students can prepare for New York’s annual math and English tests by practicing the following essential skills and strategies. These tips, endorsed by local tutors, are important for kids in every ...

As toddlers, the constant repetition of the question "Why?" marks the exuberance of curiosity, a trait that, over time, tends to wane in the face of weary parents providing half-hearted answers or ...