What's a big part of language development? Learning to ask questions of course! Questions are a key part of the give and take of daily conversation and learning to ask and answer questions is a critical part of your child's speech and social development. Question Words by OnSpectrum presents the most common question words. A cast of children uses simple vocabulary to ask and answer a variety of questions for each of the words featured on the DVD. These questions and answers are then reinforced by text and repetition. ages 12 mos. & up.