Dive into the world around us!
The doctors experiment on their muscles to show how they work.
Wildlife presenter Steve Backshall encounters an angry hippo and a venomous scorpion.
James scans Tilly, the pregnant cavapoo who is about to become a mum for the first time.
The female Elite team head to Brussels to battle the best artistic gymnasts in Europe.
The Dengineers build 11-year-old Ben a camouflaged adventure bunker.
The first quartet of junior bakers enter the tent for two exciting baking challenges.
Matilda and her family touch down in California and head to the Hollywood Hills.
Jermaine meets Seb, an exciting young footballer playing at Crystal Palace's academy.
Ed Petrie and friends compete in the Oxenhope Straw Race and explore an Omagh folk park.
Dick and Dom head underground to reveal three geniuses of tunnelling.
The kids start their working trip with one of the UK's biggest recycling firms.
Nadiya Hussain is looking for locals to enter a foodie competition.
Steve Backshall focuses on the biggest dinosaurs to have walked the Earth.
Young footballers take on the ultimate soccer assault course.
Two sisters plan a stunt show-inspired wedding.
Documentary following YouTube vloggers Max and Harvey as they travel the UK.
The Kitchen Crew learn to cook their diner-themed menu.
Tim and Naomi check out an angry dinosaur-like creature on the warpath.
Naturalist Steve Backshall explores deadly animals in our gardens.
Dick and Dom reveal the genius of Archimedes.
