Electrici-free. Brain asks the question of what it would be like living without electricity. Paralympian Sarah Storey, environmentalist Helena Marschall and a powerless Leila offer help. [S]
Live Underwater. Brain wants to know what it would be like if we lived underwater. Zoologist Megan McCubbin and inventor Jun Kamei wade in with Leila to help. [S]
Electrici-free. Brain asks the question of what it would be like living without electricity. Paralympian Sarah Storey, environmentalist Helena Marschall and a powerless Leila offer help. [S]
Talk to Dogs! Ken's brain is searching for an answer to the question of whether we can talk with dogs. Leila knows just where to look, while Ken has help from Storm Huntley with her dog Boo. [S,SL]
Rock Paper Scissors. Leila and Ken go head to head to find out how you can always win at rock paper scissors. [S,SL] Followed by Odd Tubes; Olympia interviews Dr O and learns about odd viruses.
Annoying. Brain comes up with his most annoying question yet: why does Ken get so annoyed? [S,SL] Followed by Odd Tubes; Olympia shows viewers how to solve an odd problem.
Everyone for Tea. Ken attempts to work out what would happen if everyone in the world came round for tea. Leila works on a seating plan, and a global internet chef takes care of the cooking. [S,SL]
Sleepless. Brain has been keeping Ken up with another question: "What would happen if you never went to sleep?" Leila is wide awake, and Dr Ranj is on call to help with the sleep facts. [S,SL]
Live Underwater. Brain wants to know what it would be like if we lived underwater. Zoologist Megan McCubbin and inventor Jun Kamei wade in with Leila to help. [S]
The Big Kick. Brain asks the question of whether you can kick a ball to France. Footballer Leah Williamson and physicist Steve Mould are on hand to help find the answer. [S]
Live Underwater. Brain wants to know what it would be like if we lived underwater. Zoologist Megan McCubbin and inventor Jun Kamei wade in with Leila to help. [S]
Floor Is Lava! Brain's question is a hot one, what if the floor really was lava. Leila tests a homemade lava-proof suit, Ken gets tips from gymnast Joe Fraser and lava-facts from Professor Chris. [S]
Talk to Dogs! Ken's brain is searching for an answer to the question of whether we can talk with dogs. Leila knows just where to look, while Ken has help from Storm Huntley with her dog Boo. [S]
Catapult to the Moon. Brain wants to know if it's possible to catapult... [S] Followed by Our Black History Heroes; Isaiah's black history hero is award-winning American actor Chadwick Boseman.
Rock Paper Scissors. Leila and Ken go head to head to find out how you can... [S] Followed by Our Black History Heroes; Milly celebrates the accomplishments of award-winning director Ava DuVernay.
Annoying. Ken's had enough of Brain's questions, but that leads to a new one: why does Ken get so annoyed? Can psychologist Leila and presenter Andy Day help find the answer? [S]
Everyone for Tea. Ken attempts to work out what would happen if... [S] Followed by Our Black History Heroes; Malika celebrates the historic contribution to civil rights made by Harriet Tubman.
Sleepless. Ken ponders the question: "What would happen if you never... [S] Followed by Our Black History Heroes; Mason explains why Jamaican champion sprinter Usain Bolt is his black history hero.
Talk to Dogs! Ken's brain is searching for an answer to the question of whether we can talk with dogs. Leila knows just where to look, while Ken has help from Storm Huntley with her dog Boo. [S]
Sleepless. Brain has been keeping Ken up with another question: "What would happen if you never went to sleep?" Leila is wide awake, and Dr Ranj is on call to help with the sleep facts. [S]
Floor Is Lava! Brain's question is a hot one, what if the floor really was lava. Leila tests a homemade lava-proof suit, Ken gets tips from gymnast Joe Fraser and lava-facts from Professor Chris. [S]
Talk to Dogs! Ken's brain is searching for an answer to the question of whether we can talk with dogs. Leila knows just where to look, while Ken has help from Storm Huntley with her dog Boo. [S]
Annoying. Ken's had enough of Brain's questions, but that leads to a new one: why does Ken get so annoyed? Can psychologist Leila and presenter Andy Day help find the answer? [S]
Everyone for Tea. Ken attempts to work out what would happen if everyone in the world came round for tea. Leila works on a seating plan, and a global internet chef takes care of the cooking. [S]
Sleepless. Brain has been keeping Ken up with another question: "What would happen if you never went to sleep?" Leila is wide awake, and Dr Ranj is on call to help with the sleep facts. [S]
Sleepless. Brain has been keeping Ken up with another question: "What would happen if you never went to sleep?" Leila is wide awake, and Dr Ranj is on call to help with the sleep facts. [S]
The Big Kick. Brain asks the question of whether you can kick a ball to France. Footballer Leah Williamson and physicist Steve Mould are on hand to help find the answer. [S]
Electrici-free. Brain asks the question of what it would be like living without electricity. Paralympian Sarah Storey, environmentalist Helena Marschall and a powerless Leila offer help. [S]
Live Underwater. Brain wants to know what it would be like if we lived underwater. Zoologist Megan McCubbin and inventor Jun Kamei wade in with Leila to help. [S]
Talk To Dogs! Ken's brain is searching for an answer to the question of whether we can talk with dogs. Leila knows just where to look, while Ken has help from Storm Huntley with her dog Boo. [S]
The Big Kick. Brain asks the question of whether you can kick a ball to France. Footballer Leah Williamson and physicist Steve Mould are on hand to help find the answer. [S]
Electrici-free. Brain asks the question of what it would be like living without electricity. Paralympian Sarah Storey, environmentalist Helena Marschall and a powerless Leila offer help. [S]
Live Underwater. Brain wants to know what it would be like if we lived underwater. Zoologist Megan McCubbin and inventor Jun Kamei wade in with Leila to help. [S]
Annoying. Ken's had enough of Brain's questions, but that leads to a new one: why does Ken get so annoyed? Can psychologist Leila and presenter Andy Day help find the answer? [S]
Floor Is Lava! Brain's question is a hot one, what if the floor really was lava. Leila tests a homemade lava-proof suit, Ken gets tips from gymnast Joe Fraser and lava-facts from Professor Chris. [S]
Everyone for Tea. Ken attempts to work out what would happen if everyone in the world came round for tea. Leila works on a seating plan, and a global internet chef takes care of the cooking. [S]
Talk To Dogs! Ken's brain is searching for an answer to the question of whether we can talk with dogs. Leila knows just where to look, while Ken has help from Storm Huntley with her dog Boo. [S]
Sleepless. Brain has been keeping Ken up with another question: "What would happen if you never went to sleep?" Leila is wide awake, and Dr Ranj is on call to help with the sleep facts. [S]
Annoying. Ken's had enough of Brain's questions, but that leads to a new one: why does Ken get so annoyed? Can psychologist Leila and presenter Andy Day help find the answer? [S]
Everyone for Tea. Ken attempts to work out what would happen if everyone in the world came round for tea. Leila works on a seating plan, and a global internet chef takes care of the cooking. [S]
Sleepless. Brain has been keeping Ken up with another question: "What would happen if you never went to sleep?" Leila is wide awake, and Dr Ranj is on call to help with the sleep facts. [S]