Using the book 'Who Sank the Boat?' by Pamela Allen as a storytelling stimulus we investigated our own question 'What Sank the Boat?' The children made predictions of which materials would sink the boat and how much of each material the boat would hold. This was accompanied by whoops of excitement and surprise. The children continued this work in our water table during independent exploration time. Through these activities the children we learning to predict, cause and effect, counting and charting!