1. (Building) Also called: doorsill a sill, esp one made of stone or hardwood, placed at a doorway. 2. any doorway or entrance. 3. the starting point of an experience, event, or venture: on the threshold of manhood.
Definition of Reading Intervention. Reading intervention is a program, supplementary to an existing literacy curriculum, that is provided to students for the primary purpose of increasing reading levels. Such programs can be administered both in and out of the traditional classroom environment.
Questions can be effective because they: 1  Give students a purpose for reading. 2  Focus students' attention on what they are to learn. 3  Help students to think actively as they read. 4  Encourage students to monitor their comprehension. 5  Help students to review content and relate what they have learned to what they already know.