Sally the Crab is a story about a crab who has a really pretty shell that a lot of other crabs admire. However, there is only one crab that Sally calls her true friend, and this crab's name is Molly. Unfortunately, one day Molly has to move far away and both crabs are really sad. But worst yet, shortly after Molly moves away, Sally outgrows her shell. She then begins a search to look for another one, but realizes looking for a new home is not as easy for a crab as one might think. What kind of encounters will Sally come across along her search and just exactly what of kind of home will she end up with at the end?