BTN High breaks down the week's biggest news stories for Aussie high schoolers.

Patricia Karvelas leads the conversation as citizens put their questions to local and international politicians and thought leaders. Q+A brings together a range of guests to debate the big issues affecting Australians.

Everyone Has A Turn At Show And Tell. Daniel and his classmates are excited to share something green for Show and Tell, but when they all speak at once, they can't hear what Katerina has to share.

Famous monk St Augustine struggles to introduce Christianity to Saxon England; we witness a daring escape from the Tower of London; and Joan of Arc's story is quite an unusual one for a teenage girl.

Munchy Crunchy Lunch. It's lunch time for Miah and Takaya! To help build a delicious lunch box, Indigenous Chef Mark Olive shows Miah and Takaya how to bake a Warrigal Greens slice using amazing native ingredients.

BTN is a high-energy, fun way for Upper Primary and Secondary students to learn about current issues and events in their world. Each program is built around major news stories of the week.

We are your passport to the world. Our stories, told through the ABC's network of foreign correspondents, will take you to incredible places where you'll meet the people and see the forces shaping our world.

Circulatory System. The circulatory system, also known as the cardiovascular system, keeps blood pumping and flowing throughout our bodies, delivering important nutrients and oxygen.

Viewer Special 2. The MythBusters test a bunch of myths from the fan site, and it was a blast, literally.

Heysen Trail, SA. Back Roads tackles the longest walking track in Australia, the Heysen Trail. Presenter Paul West discovers the intrepid folk who traverse the 1,200 km trail in big groups and those brave souls that go it alone.

Leaving A Legacy. Is the drive to create a legacy worth the pressure on ourselves and others?

Renowned interviewer, Leigh Sales mentors Autistic journalism students as they interview Australian sporting legend Adam Goodes, with surprising results.

Matildas great Elise "KK" Kellond-Knight asks why are we so obsessed with Sport? Join "KK" on this personal journey as she goes behind the camera to capture whether art and sport are really history's greatest rivals.

When Gwen suffers tragedy at Uther's hand, Morgana becomes hell-bent on revenge.