Design Subjects at four age levels (kindergarten, Grade 2, Grade 4, and adults) were shown
a brief videotape and asked for recall 1 week later. Subjects were asked:(a) unbiased-
leading questions that focused their attention to particular aspects of the video and
requested more information about those aspects;(b) positiveleading questions that
suggested correct answers, or (c) misleading questions that suggested incorrect “facts.” If
subjects proclaimed not to know an answer, were incorrect in answering unbiased-leading …