Kimberley and Gary's great grandad can magically transport them into the past. Grandad's magic extends to allowing he and the children, even in modern dress, to be accepted as guests of the people they visit.
Grandad Albert takes Kim and Gary back to a breakfast time when he was a lad, where the porridge has been cooking on the range all night and bacon is only served for the man of the house.
Grandad Albert takes the kids back to see how people travelled about when there wasn't any cars.
Gary doesn't want to have a bath, Grandad Albert tells him all about when he was young, his family didn't even have a bathroom.
Grandad Albert starts taking the children further back in time, his magic can now extend to different places, even abroad to France and Crimea.
The children are arguing about Rapunzel, so Grandad Albert takes them back 400 years to meet Princess Elizabeth, when she was locked up in the Tower of london.
Kimberley, Gary and Grandad Albert go out for dinner with Auntie Pat, who is blind. Auntie Pat is given a menu in Braille, so Grandad tells the children about Louis Braille and takes them back in time to visit him.
Gary is in hospital after falling off his bike. Kimberley tells Grandad that she wants, Grandad explains that hospitals were not very nice places in the olden days.
There is a fire on the street where the children live, Grandad Albert explains that in the olden days fire was far more dangerous. They travel back to meet the Samuel Pepys during the great fire of london and help him bury his Cheese.
We now meet a new Grandad and two new children, Tom and Nikki. This time Grandad's magic relies on his collection of old 16mm films - when they are projected he is able to take his grandchildren 'into' the films and back to the time when they were made. All the adventures now take place in 1901 and have a recurring cast of characters.
Nikki and Tom are left at their Grandad's home by their parents, Grandad shows them some old films showing life at the seaside 100 years ago. The children want to find out more about the olden days and so they all walk into the projector…
Tom and Nikki see film of a young Grandad swimming in the sea with an old-fashioned rubber ring, and his mother attempting to change under a towel. When they go back 100 years they immediately go off to find a bathing machine and change…
Grandad takes Tom and Nikki back to 1901 to explore the attractions of the pier.
Another new Grandad takes over for this season. This time Magic grandad travels through time on his own, meeting with his many grand children only when he finds something "brill-a-brill" to show them.
Grandad arrives at Matthew and Leah's house. He transports them back to 21st July 1969, the day man first walked on the moon. They meet a west Indian family and try out their huge array of toys including space hoppers and Lava lamps.
Tom and Melissa are fighting who gets to play on the Game Boy Advance, Grandad arrives and takes them to 1953, the day the food ration ended in britian.
Grandad takes Harry and Maddy back to when his own great grandad was a child, the first year of mass education, when the working class were given free schooling. They explore some of the wood and metal toys of the era.
Another new Grandad, this time he takes his many different grandchildren to meet famous people from history and lets them ask questions.
Ryan won't let his sister Scarlett join in his play sword fight as "girls can't fight with swords". Grandad arrives and tells them about Boudica, they then travel to AD61 and meet her.
Lucy does not want to go to the doctor's for a vaccination, Grandad arrives and takes her and her brother Duncan to meet Dr Jenner.
Morgan and Harry are drawing pictures of bridges and boats. Grandad tells them about Isambard Kingdom Brunel, then they travel to meet him.
Scarlett and Ryan are having a battle between soldiers and robots. Grandad arrives and tells them about Mary Seacole, who helped injured soldiers during the Crimean War. They travel back in time to meet her and help to collect fresh…
Magic Grandad now has a magic pocket watch which he uses to bring up more information on the famous person he and his grandchildren visit. The format has now changed slightly, the famous person is visited twice at different stages of their lives.
Yasmin wants to be a pilot but Harry doesn't think women can fly planes. Grandad arrives and tells them about Amy Johnson, one of the first women ever to fly a plane.
Milly and Jamie are arguing whiel trying to cook the tea. Grandad takes them to meet Mrs Beeton and some of her 20 brothers and sisters.
Millie and Jamie are interested in Grandad's memorial day poppy, so he takes them back to a battlefield of the First World War.
Grandad takes Harry and Yasmin Charles Darwin.
