Harold is a very special bear who always wears a woolly hat, so when a crow steals the hat from him, he tries to win it back.

A young boy is invited to the biggest, bestest party of all time, but he is told he must bring a hat.

A trained cat who is able to form himself into specialty hats, Thermal Herman 6 7/8ths is world-renowned for his warmth and agility, but when a friend wanders off with a brain freeze and finds themself in peril, Thermal Herman must rush in to save the day.

"Esm©♭ Shapiro's latest picture book delivers a surprising and emotional journey about dealing with anxiety."-- In the big city, people wear all kinds of hats. Not everyone wears a toad as a hat, but some people do... and some of those toad hats can be VERY bossy! Carol has always followed the orders of her demanding toad hat at the expense of her own inner voice. But when her toad hat is plucked away by a pigeon, how will Carol know what to do?...

A boy wakes up and discovers that everything he had has disappeared except for his hat, so he sets out to find what is lost and ultimately discovers that the most important thing of all is self.

The entire town gets caught up in the search when Annie loses her beloved purple hat.

After Farmer Tuttle is unable to give his wife a Christmas hat because he can not sell his Christmas trees, he receives a mysterious letter requesting his very finest tree.

As Ant, Hat, and Dog make their way to the moon to visit Ant's cousins, they discover that big dreams are not impossible, especially when new friends provide help along the way.