This book is about a vacation that was spent in a beach house. Grandpa liked to catch clams and so he took the grandchildren clam hunting. To detect the presence of clam there has to be bubbles in the sand. the first day they went out there was not many clams, just a few and some starfish. Grandpa decided to go to another part of the beach and found many clams. They brought it home and made clam chouder, bake and stuff clams and made spaghetti with clams. It was so much clam that had some left over for Thanksgiving and Christmas.