Sally and Nick have run out of honey! Luckily the Cat knows just where to go to get more. They visit Queen Priscilla Buzzoo who invites them to join in the bee dance to learn how to make honey.

The purple martin swallow that lives in Sally's backyard has gone missing! The Cat, with the help of a variety of forest creatures, help Nick and Sally track down the bird, and learn how and why birds migrate.

Nick wants to stay awake all night. Good thing the Cat needs help finding his favorite hat that he lost in the forest of Wagamaroo! The Cat takes Nick and Sally on a nocturnal adventure, along the way meeting a variety of animals that stay up all night!

Nick has a super-duper special shell and Sally wants one, too! The Cat in the Hat takes them on an adventure to the beach where they meet Tucker, a hermit crab, who is also looking for a new shell because he's grown too big for his. A seaside fashion show gives both Tucker and Sally super duper special shells!

Nick and Sally are trying to put up a tent in their backyard but it's not working! Nick is pulling when Sally is pushing and it's just making a giant heap! Good thing the Cat knows a million- trillion friends who are experts at teamwork! He whisks the kids off to visit an ant colony where Nick and Sally learn that team-work makes almost anything possible.

Nick and Sally have found some bird eggs in their backyard, but their nest is destroyed. Where are they going to keep them? The Cat in the Hat brings them to an expert nest builder, Mrs. Robin, who shows the children how to build a nest especially for the homeless eggs.

Nick and Sally are playing in their sandbox, but there's not enough room for them to build their castles. The Cat arrives to take them to the biggest sandbox they'll ever see! In the desert, they meet Carmela the Camel who teaches them about how camels are adapted to live in the dry, sandy climate.

Nick and Sally have made a song to sing to their moms, but they can't get the ending quite right. The Cat in the Hat takes them to meet the best singing teacher in the world, Humphrey the Humpback Whale! While bobbing in the ocean, Humphrey teaches the kids that whales communicate by singing, and that it's not how you sing that matters, but what you're saying in the song. The kids return home to delight their mothers with their song!

Sally's mom has a cold, so Sally wants to pick her some colorful flowers to make her feel better. The Cat in the Hat takes Nick and Sally to the forest of Flora-Fah-Zoom where they meet three different creatures that all depend on flowers to live. Sally decides to make her mother a picture of the flowers they have encountered in Flora-Fah-Zoom instead of picking a flower that animals need in order to survive.

Sally and Nick have just finished making a statue of the Cat in the Hat out of snow, but it's starting to melt! Good thing the Cat knows where to take the melting snowcat: to the cold and snowy north! In the arctic, the kids skate on a frozen lake, make snow sculptures, and learn that water can freeze and melt when it's cold or warm outside. Because it's getting warmer back home, they leave their snowcat sculpture there so they can come back and visit him!

Nick and Sally are playing dress-up, but oh, no! Sally's princess dress has torn, and mom doesn't have any silk thread to fix it. The Cat takes them to his good friend Mindy, the silk caterpillar. Mindy shows them how she makes silk. Sally uses the silk thread to fix her swirly-twirly princess dress!

Nick and Sally have been playing in the mud, and now they need to get clean! The Cat in the Hat knows some friends who have some very wonderful ways to bathe! In Bana Bana Savanah, they meet three different animals who all keep clean in very different ways. Even though it's fun to try bathing the way the animals do, Sally and Nick decide that good old soap and water works best for them!

Sally and Nick are playing up in their tree house when Nick's mom calls them in for lunch. Nick wonders what it would be like to stay up in that tree all the time! The Cat in the Hat knows! Or at least he has friends that do. In the Jimmer-Jammer Jungle the kids learn how different animals spend their entire lives in trees. As neat as that is, there's one thing those trees don't have, and that's mom's home cooking!

Nick and Sally are playing hide-and-seek, but Sally keeps getting found! The Cat takes the kids to meet the best hider ever, his friend Gecko! Through a game of hide- -go-seek in the jungle, the kids learn how Gecko not only hides, but how he runs and climbs. Now Sally knows how to camouflage herself so she won't be so easily found!

Sally wants to water the plants in her backyard, but it's hot and sunny outside. They need rain, and lots of it! Good thing the Cat in the Hat knows exactly where to go to get some: the rain forest! With the assistance of some toucans and the singing of howler monkeys, they explore each level of the rain forest, eventually reaching the top and the rain!

Nick has grown out of his favorite sweater but he doesn't want to part with it. The Cat in the Hat has a friend with the exact same problem! He brings them to meet Slyde the snake who shows Nick and Sally how he sheds his skin when it gets too small for him.

Nick and Sally are playing "Pin the Tail on the Donkey", when they wish they had tails of their own! Well, it just so happens that the Cat knows a lot about tails! He brings them to the Jungle of Wagga-Tag-Tail where they meet a number of animals with very different tails. With the help of an ingenious machine, Nick and Sally get to test out all of these tails for themselves and they learn that different tails can do different things!

Sally and Nick are playing the drums on overturned buckets when Nick breaks his drumstick! Luckily, the Cat knows someone who is a stick expert, his friend Betty Beaver! She finds Nick the perfect drumstick, but when her dam springs a leak, Nick, Sally and the Cat help her fix it, using Nick's new stick. He doesn't have a stick anymore, but Nick learns an even better way to drum: using a home-made beaver tail!

Nick and Sally are making shadow puppets with the Cat in the Hat, but the batteries in the flashlight have gone out! They jump into the Thingamajigger and shrink down to visit the fireflies that live in the backyard. They learn that the fireflies communicate by flashing their lights. And when the fireflies provide the light the kids need, the shadow puppet show can continue!

Nick, Sally and the Cat have been invited along on a snail expedition! They jump into the Thingamajigger and shrink down to meet up with Lewis and Clark, the two snails leading the way! As they travel through the forest of Slippity - Goo, having fun sliding in their own makeshift shells, the kids learn about all the different ways snails use their shells.