Shark's First Day of School - It's the first day of school for the youngest WordFriends, but Shark is afraid to go. With the help of his good buddy Duck, and some gentle encouragement from their teacher Cat, Shark's fear turns to confidence, and by day's end he's at the head of the class. Shark's First Loose Tooth - When Shark loses his first baby tooth at a sleepover party with Duck, he's got to get to sleep fast so the tooth fairy can come and leave him a present. But there's just one problem-he can't fall asleep! With the help of his good friend Duck and the letter P, Shark finally finds just the word he needs to help him fall asleep.