Elmo, Zoe, Big Bird, and their friends visit the aquarium, where they see tropical fish, seals, a baby whale, and other sea mammals.

Theodore forgets the Dispatcher's advice, and goes a bit too far on his first mission outside the Big Harbor. It's pretty scary out on the open ocean. When he f

Max can't seem to get enough of anything! His mom makes some cookies and says Max and Emmy can only have one. But Max wants more! When he takes a trip to Dragon

Theodore the tugboat learns that all the ships have their own special whistle.

Theodore finds a baby whale in the Big Harbor--and is assigned to whale-sit! At first, he's upset, but the young whale turns out to be so much fun, that he does