Earth science and astronomy take center stage in this animated series. Two neighborhood kids -- Sean and Sydney -- befriend the new kid on the block, Jet Propulsion, who just happens to be an alien from planet Bortron 7. Together they explore the solar system and how it affects the planet, while also learning about friendship and teamwork.

The adventures of a larger-than-life red dog on Bridwell Island.

The life of 4-year-old Daniel Tiger and his friends as they learn fun and practical strategies and skills necessary for growing and learning.

Luna the moon guides three friends -- a wombat, a butterfly and a frog -- as they visit new places around the world with their parents' traveling performance troupe.

Nature Cat can’t wait to get outside for a day of backyard nature excursions and bravery! But there’s one problem; he’s still a house cat with no real instincts for nature. That doesn’t stop this passionate and curious feline, who loves learning and experiencing all he can about nature.

Peep and the Big Wide World is an animated cartoon that teaches nature and basic science concepts to preschoolers. The main characters include a yellow baby chick named Peep and his friends Quack, a teenaged blue drake, and Chirp, a baby red robin with pink eyelids. The current show, narrated by Joan Cusack is based on a National Film Board of Canada cartoon short of the same name, created in 1988 by Kaj Pindal and narrated by Peter Ustinov, and another short, "The Peep Show", from 1962. The original short comprised three 10-minute films featuring Peep, Quack, and Chirp as they meet a cat, a ladybug, a turtle and a frog who speaks from both sides of his mouth.

The show is produced by WGBH in Boston and 9 Story Entertainment in Toronto, Canada. In the US, this show formerly aired on Discovery Kids as part of its commercial-free and sponsor-free "Ready, Set, Learn!" programming block. It now airs nationally in the United States on public television, distributed by American Public Television. In Canada, it airs on TVOntario. DVDs and books are also available for purchase. Peep and the Big Wide World is currently sponsored by the National Science Foundation in conjunction with WGBH-TV as part of an education and outreach program. The principal investigator is Kate Taylor, also of the ZOOM block. The National Science Foundation is the only permanent sponsor of the show. Northrop Grumman, The Carnegie Corporation of New York, the Corporation for Public Broadcasting and Toyota funded the show for only season two. The Discovery Kids Foundation funded the show for only season one. In 1999, the show was produced by Clumsy PriStar Television. The VHS copies are produced from Clumsy Pristar's home viewings.

Barney & Friends is an American children's television series aimed at children from ages 2 to 5. The series, which first aired on April 6, 1992, features the title character Barney, a purple anthropomorphic Tyrannosaurus rex who conveys educational messages through songs and small dance routines with a friendly, optimistic attitude.

Join Buddy, a Tyrannosaurus Rex, and his adoptive Pteranodon family on a whimsical voyage through prehistoric jungles, swamps, volcanoes and oceans, as they unearth basic concepts in life science, natural history and paleontology.

Martha, a beloved family dog, is accidentally fed alphabet soup — this gives her the power of speech and the chance to speak her mind to anyone that will listen.

An action-adventure comedy that follows the adventures of feisty and resourceful 10-year-old Molly Mabray, an Alaska Native girl, her dog Suki, and friends Tooey and Trini on their adventures in epically beautiful Alaska.

Meet Peg, a curious and spunky preschooler, and her feline companion, Cat, who will rely on math "to tackle social and relationship issues and everyday problems like cleaning up a messy bedroom," Rotenberg says. Some of their dilemmas may be zany — like how to get 100 chickens back into their coop or how to feed a horde of hungry pirates with just one banana — but it's all solvable via mathematics and a zippy song.

A group of older children do arts and crafts, cooking, science and technology, and games sent in by viewers.

The adventures of 4-year-old Chloe with her friends and toys who go on magical adventures in Chloe's closet. Along the way, kids learns lessons about such topics as friends, cooperation and sharing.

Fetch! with Ruff Ruffman, sometimes shortened as Fetch!, is a children's television series for children ages 6–12 on PBS during the PBS Kids Go! block of educational programming. It is a game show/reality show that is hosted by an animated anthropomorphic dog named Ruff Ruffman who dispenses challenges to the show's real-life contestants. The series ran for five seasons and 100 episodes from May 29, 2006 to November 4, 2010 on PBS, with 30 contestants in that time. In June 2010, WGBH announced that the series would end due to lack of funding. In June 2008, the series received its first Emmy for Best Original Song for its theme.

The Cat in the Hat is back -- and this time, he's teaching Sally and her brother, Nick, some awfully nifty things to think about!

Rosie's Rules is an animated preschool comedy series that follows the adventures of Rosie Fuentes, an inquisitive and hilarious 5-year-old girl just starting to learn about the wow-mazing world beyond her family walls. And she is ready to learn it all...by figuring it out herself.

Full of endless energy, Malik, Zadie and Zeke run, bounce, roll and romp, always on the lookout for interesting Treeborhood problems to solve. Malik is thoughtful, considerate and sometimes set in his ways (which can be a good thing when you’re problem-solving). His speedy, adventurous younger sister, Zadie, is a brainstormer extraordinaire, with ideas that range from silly to very smart. Zeke is the youngest sibling — a funny, curious cuddle-bug who loves to play and explore. Super, their grandmother, is the Superintendent and unofficial “Mayor” of the Treeborhood.

Clifford's Puppy Days is a short-lived animated children's television series that originally aired on PBS Kids from 15 September 2003 to 13 October 2004. A spin-off of the original Clifford the Big Red Dog, it is set before the original series, and features the adventures of Clifford during his puppy days before he grew.

The series was cancelled in 2004 following low ratings. Reruns aired regularly following the cancellation, though they were halted in 2006. Since then, occasional reruns continue to air.

In the UK the show aired on CBeebies.

An eccentric schoolteacher takes her class on wondrous educational field trips with the help of a magical school bus.