Blue has a special surprise in this episode, but it won't be ready till two o'clock. We spend the time learning more about time itself and helping our friends. We help Tickety Tock learn how to move her hands to indicate times. In a Blue Skidoo segment, we play the ""Race Against Time.""

Blue has a toy plane she enjoys flying, but when she tries to fly it, it falls, hits the ground and breaks. We help her to fix it by showing her that it just had a broken wing and she can tape it. We are enlisted as mechanics and help characters to solve their mechanical problems and questions. We show Shovel and Pail how ramps work. We have great fun with a tape recorder and later skidoo into a game board. There, we help several characters that are experiencing trasnportation difficulties.

In this episode, we listen carefully to hear all sorts of different sounds. We start out hearing a noise and identify it as wind chimes coming from outside. Later, we use noises to help Shovel + Pail follow a gopher to a neat-sounding stream. Later, we skiddoo into a soundless black-and-white movie to fix it up by adding sound effects to it.

In this episode, we learn all about different animals with the help of a book Blue has that we can use to look them up. As we learn, we also try imitating the behavior of a number of animals for fun. We help Shovel and Pail to find out why beavers pick up sticks and why birds tweet. In the Blue Skiddoo segment, we meet Lady Godiva, who uses a submarine to take us under the sea, where we find out about a very interesting form of animal behavior called ""camouflage.""

Blue is having a big pajama party, late at night at the Blue's Clues house. We're invited, but what fun is pajama party if you do nothing but sleep? Blue certainly thinks this and so we have all sorts of fun. We help Shovel and Pail to identify animals that stay awake at night. We even pay a visit to outer space to try and answer the deep question of just why it is that we have night.

Blue and Steve have been having fun drawing and we're invited to grab a pencil and a paper and draw along. We get to draw all sorts of neat things and meet Markie the Marker, who has us play a game in which he try to figure out who he's drawing. We look outside the window for something neat to draw and then share our drawing with Steve and he shares his with us. Later, we skiddoo into Chalk World, where Chalk-Girl asks for Steve's help in telling the story of him trying to find the third clue.

All of our friends are pretending to be different occupations, and we play Blue's Clues to figure out what Blue wants to be. We help Steve, who is pretending to be a reporter, figure out what occupation our various friends are pretending to be. Then we skidoo into a picture and help Door build his house by calling on the right workers to complete their appropriate tasks.

There's somebody building a fort in the backyard of the Blue's Clues house, but we have no idea who it is. In this episode, we put on our detective caps and logical-thinking skills. There's a mystery to be solved. Come along as we investigate, with a little help from Mr. Salt and all of our friends.

Periwinkle has recently moved into the Blue's Clues house from the city and very much misses his city bird friend, Periwinkle. We help to cheer him up and in the process learn all about the big city. In the Blue Skiddoo segment, we find out about city things and also help out someone to find their friend. Also, when Periwinkle has trouble playing some of the games he always enjoyed at home, we help him to come up with some new twists on the old games.

Today is Blue's Big Costume Party. Everyone is dressed up in all sorts of interesting costumes, but who is dressed up as what? We use our observation skills to figure it out. We also skiddoo into a haunted house and search for the mysterious Oogulah Boogulah. Later, everybody does the costume limbo, finding out just how low they go while dressed up in their costumes.

Shovel and Pail find dinosaur footprints in the backyard, leading Shovel to worry that dinosaurs might be lurking in the backyard, despite Pail's assurances that they became extinct millions of years ago. We help to calm Shovel's fears by identifying the real animals that are in the backyard. We have fun with Steve pretending to be dinosaurs, learning, among other things, the difference between meat-eaters and plant-eaters. In the Blue Skidoo segment, we actually head back in time and find out about a number of dinosaurs, from what they looked like to how they behaved.

This episode is all about words - even Blue's Clues are all words. Blue has a big bag of words from which we pull out such fun words as ""wiggle"" and ""enormous."" We help Mr. Salt and Pepper to prepare a sald for their friends Mr. Oil, Mrs. Vinegar and Vinaigrette by using associations to figure out the meanings of new words. Later, we skiddoo, oddly enough, into a blank piece of paper. We soon learn that by using the power of words, a blank piece of paper can become an imaginative and exciting journey down a road leading to an exciting party.

Magenta has been trouble seeing lately and so she goes to the eye doctor to get glasses. Steve and Blue help her out and we get to see how an eye test works. Later, we help her pick out her glasses and also help out when she's a bit shy about wearing them in public.

When a mysterious box shows up in the backyard of the Blue's Clues house, Steve is disappointed to find that it's empty, but Blue shows him that by using imagination, the box can be anything one pretends it to be. We use this idea to have a lot of fun, pretending that the box is anything from a car to a rocketship. Shovel and Pail manage to get three different uses out of it. We even use it to make it to the top of a high tower in the Blue Skidoo segment.

In this episode, we use our imaginations to go on a big adventure. We're in Queen Blue's kindgom and are trying to rescue King Horace, who has been captured by Periwinkle, the Kitten Castle Keeper. We have to think creatively to overcome his magic obstacles. Then, finding our path blocked by a lock, we skidoo into a storybook and must solve a series of riddles to obtain a magic key.

Steve and the Blue's Clues characters are all pretending to be superheroes. Steve is Stripe Man, Blue is Super Blue and there's also Clock Girl and Super Soap. Together, with us the viewer (The Incredibly Helpful Friend) we're The Thinking Squad. Together, we use our superpowers to solve a number of problems. We help Paprika find her missing Teddy Bear and help Mr. Salt at telling time. In the Blue Skidoo segment, we help a friend named Frank to find out just what his superpower is and help out two other friends in the process.

Steve and Blue are going on a bug-watching expedition and we're invited to come along. We help them to spot many neat bugs and once we've found them, we learn more about them and also theorize about why they do the things that they do. We also skidoo into a big bug book. There, we meet up with Antoinette, a worker ant on the first day at the job.

The finding of a secret lost door gives us the opportunity to talk about things that are inside other things. For example, we play the "Grocery Game" with Mr. Salt and Mrs. Pepper. This involves placing various food items on shelves based on what's inside them. We also get to skidoo into a pull-tab book, where we find many interesting things inside the tabs.

Blue's friend Green Puppy is over visiting with Blue at the Blue's Clues house and we're all having fun with blocks - Steve and Blue constructing towers with our help and Green Puppy knocking over towers of her own. We learn about concepts such as balance, shapes and as we construct. A Blue Skidoo segment offers a look into architecture. We help an architect to select shapes to build various structures based on blueprints that he's created.

Steve's brought out our old friend sock puppet and he encourages us to join in too by using our hand as a new puppet, "Handy." We tell stories together using both of our puppets. We also help out Tickety Tock and Slippery, who have puppets of their own and want to tell a story, but aren't sure how to express emotions using their voices. Later, we skiddoo into a poster of a castle and become puppeteers to help out a character named Storybook.

Blue has her own book nook where she's organized her books into sections. We read some of the books and also help out some of the characters to find books that they need to help them out with things. Later, we visit the library, where Marlee the librarian helps Steve to find a book about elephants. We learn about reading, categories, classification, the alphabet and more.

Steve reveals to everyone in the house that he's going to be going to college and that Joe is going to stay and play with them while he's away. He skiddoos to show everyone what college is like and meanwhile, Joe and the entire gang set up a surprise goodbye party for Steve.

It's the 100th Blue's Clues Day and everyone in the house has put together a celebration. It's hosted by Mr. Salt and there's a special guest too: Steve, all the way from college. In addition to some singing and finding out some of the favorite Blue's Clues moments from various real kids, we also take a look back at memorable moments from past episodes through a number of montages:

Places We've Been Laughs We've Had Things We've Learned Clues We've Found Songs We've Sung

We also get a sneak peek at what's coming up in future episodes of the program.

With Mailbox having distracted Joe to ""help him"" in the backyard, we learn that the Blue's Clues characters need our help in doing a surprise party for Joe. We help them out by keeping Joe distracted and assisting in the various preparations. We work hard, with Mr. Salt guiding us in getting things ready. With everything in place, it's a party to remember.

Blue has created a fun game called Shape Searchers. She pulls out a shape from a bag of hers and we try to find it. In this episode, we search for shapes in all sorts of places, pointing them out as we see them. We also have a Blue Skidoo segment filled with shapes. We meet some shapes and show them how they can combine with other shapes to make various things.

Joe and Blue have been having some fun making neat contraptions. In this episode, we learn about devices such a pulleys and levers as we check out the contraptions the various characters have made. We use our prediction skills to try and figure out what the contraptions do. We also skidoo into a computer contraption game where we help Gilda the builder to complete some unfinished contraptions.

When Joe needs help finding Baby Bird, we learn about the importance of directions. From left and right to up and down and more, we learn all about directions in this episode. Directions come in handy when a felt friend needs our help in getting back to his felt frame. They can even help classic storybook characters, such as Little Bo Peep, when help her to find her sheep in a Blue Skidoo segment.

This episode introduces us to Polka Dots, a small, stuffed green dog-toy of Blue's with pink polka-dots. We also learn more about Joe's stuffed duck, Boris. We play pretend with Slippery, learning that using our imagination and perhaps our own stuffed friend, we can do anything we want to do. Then, we meet Periwinkle's friend, Mr. Plate and visit new places and situations with the two of them.

This episode is all about actions and consequences. By singing ""I did that,"" or ""you did that,"" we learn that by doing certain things, we can cause things to happen or make people feel a certain way. For example, Tickety makes Pail mad when she knocks over his block tower and we find a way to help her out. We also visit Blue's school, where we explore sharing and taking turns.

In this episode, Joe has something very special for us. He's created his version of Blue's Clues known as ""Joe's Clues,"" in which he leaves orange handprints on the clues and he wants us and Blue to play along. We have fun searching for Joe's Clues, solving riddles and turning many of the program's customs upside-down along the way. Later, in ""Blue's Room,"" we play Polka Dot's Puzzles with Polka Dots.

Joe, Blue and the rest of the Blue's Clues charaters have been working on a project called Wacky Wild World. It's a craft complete with all sorts of worlds, from a clay desert to a world filled with soap bubbles. Blue skidoos into the project and we're on a grand adventure. After a stiff wind blows away the picture of home we need to return to the Blue's Clues house, we end up on a treasure hunt, searching for magic letters that will help us form a magic word that we can use to get the picture back.

In this episode, the characters and us have a soccer practice and play Blue's Clues in a unique way. Joe is the coach and provides practical soccer tips about things such as how to avoid bumping into each other and not giving up. We also learn the importance of stretching and of sharing with our teammates. In ""Blue's Room,"" we talk about soccer and have some fun playing a game with Doodle Board.