Toddlers and preschoolers have an attention span of around 10 - 12 minutes, and once its exhausted, learning and listening are no longer fun for them. So when it comes to story time mix it up a bit. Use one or two of these ideas for each book you read and make story time as fun and as interactive as possible.
Often students learning a new motor skill, like swimming, experience a sudden lack of progress after a very strong start. This can be because of something called the 'learning plateau'. This term describes the way in which a period of rapid skill acquisition can be followed by a prolonged 'dry spell' during which no discernible progress is visible.