S4C HD Sunday

The Wee Littles decide to go to the beach. As they pedal along the trail, Bitsy is splashed by something. They look up into the sky and see a big rain cloud

Science for youngsters

Adventures with Thomas the Tank Engine and friends

Teams play a series of candyland themed games in order to collect as many clean teeth as possible and win the Dani Dant Trophy

Malcolm, Mike, Helen, Mandy and Norman have gone out walking. When a fire starts in the forest, Malcolm keeps them all safe until Sam Tan finds them

Animated children's show following a dog who is bursting with energy, imagination and curiosity

It's the Ocido circus, and Blero is worried about performing his triple flip. His friends try to help him conquer his tummy flutters before the audience arrives

With the help of Morus y Gwynt, Kim and Cet discover Sgwarnog. Twrch doesn't like the sound of Sgwarnog's stomping, so he tries to steal it

Cartoon about Sion the chef and his foodie adventures

News for children up to six years old, which both entertains and teaches them about the world in all its diversity

Children's programme

Cai and Anni head for the garden while Dad and Gwyneth clean the house and are keen to try out Bela Drws Nesa'r hot tub. The answer is no, but that doesn't deter Anni and Cai

Thanks to alien technology, Joni learns that a superhero needs more than just talent. It requires hard work, careful practice and many hours of study

Awi and the 'Waw' crew notice the fascinating things in the world around us

A look back at some of this week's birthday greetings

Sheepdog Ruby, the bichon frise, has a problem with one of her legs. Kate faces a challenge if she is going to help Floyd the spaniel to walk again

Peter Jones meets his father for the first time and activist Meinir Ffransis is reunited with a cell mate from her time as a political prisoner in the 1980s

Sioned Edwards pays plant expert Ian Keith Jones a visit, as he advises her on how to create a corner in Pont y Twr with a tropical vibe

Rhodri Gomer shares some of the highlights of the series

Broadcaster and journalist Beti George joins presenter Ifan Jones Evans on the culinary show, with chef Hywel Griffith creating a menu inspired by local ingredients

Heledd Cynwal, Iestyn Jones and Llinos Owen visit Barry town, a popular seaside tourist destination full of all kinds of unexpected stories and secrets.

The life of author and campaigner Lily Tobias from Ystalyfera, who was a Zionist, dreamed of a land for the Jews, and saw first-hand the building of the new country Israel

The remaining contestants work in two teams to create a social media advert for the Bodnant Welsh Food Centre, Conwy

Jon Gower discovers how the widespread use of cannons changed castles from defensive fortresses to symbols of wealth

City dwellers who are caring for red squirrels in Llangefni, bats in Swansea and the peregrine falcon in Ireland

Broadcaster Moc Morgan indulges in his love of fishing in Llyn Clywedog with Rhys Llywelyn, and on the River Towy with John Elfed Jones and Aled Evans

The world of agriculture across Wales, featuring some of the industry's hottest topics through interviews with farmers and experts

Omnibus edition looking back at events in the fictional village of Cwmderi over the past week. With on-screen English subtitles

News and weather

Lisa Jên explores the stories of people living along the border between Finland and Russia

Mortician Kristoffer Hughes looks at Hollywood's obsession with death, expensive caskets, and the new science of human composting in Los Angeles and Seattle

Snowdonia National Park presents the last three artists with challenge of creating a bench that is perfect for stargazing in just one month

The building work on the Vulcan Hotel is nearly complete and the gardeners learn how to use their plants to dye wool

Fun and games for young children with the number blocks

Adventures with Fireman Sam

Animated children's show following a dog who is bursting with energy, imagination and curiosity

The Octonauts discover the fossil of a prehistoric fish while they are diving in a dark cave

Grandad has a story from Tudor times for Ceti. A salesman calls at the home of Mistress Bowen and Elen is in charge of the house - but odd things are happening

The Afon Lawen creatures are having the best time ever - until Kindly Giant takes her ball home