If you mean the original presenters then they were Christopher Trace and Valerie Singleton, they had both stared in the first series of Dr. Who with William Hartnel as the first incarnation of the Dr. since he was mean only to regenerate 9 times the next one will be the tenth, hence rumours they were going to change it to his daughter.
Joel, Andy, Helen and Barney are all the blue peter prestenters
helen owen
Two of TizWaz's presenters were Anna Williamson and Kaye Adams. The show, which aired on CITV, featured a mix of entertainment and educational content aimed at children. Anna and Kaye engaged young audiences with their lively presentations and interactive segments.
Sally James Chris Tarrant
The two dogs I remember were Peter Purves's Petre and John Knokes's Shep
Peter and Bud were Rudy's best friends on the show
"Tizwaz" was a popular children's program in the 1970s, known for its engaging content and charming characters. Two of its presenters during that time were Chris Kelly and Judith Hann. Their energetic and playful hosting style contributed to the show's appeal among young audiences.
Presented by Chris Tarrant and John Asher originally.
In 2011, James Elmer joined as co-host of Studio 3 along with Kayne and Amberley.On December the 4th(TODAY)2011 two new presenters were revealed from the me on 3 tune in!
green and brown
Twin Peaks
The name of the kids show that has a blue bug wearing a red cowboy hat is called The Huggabug Club. The show aired on PBS for two seasons, ending in 2011.