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Hey You What If? - Series 2: 14. You Built a Giant Sandcastle - Signed
Watchlist
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Series 2 Episodes
- 1. You Built a Mega SlideWhat would it take to build a slide so big that it went to the other side of the world?5 mins
- 2. You Walked Through WallsWe try walking through walls and find out that it's not as useful as it might sound.5 mins
- 3. We Got Rid of BugsFind out what would happen if there were no insects - it definitely isn't good news!5 mins
- 4. You Needed Two of YouFrom cloning to 3D printing, what if we could actually make copies of ourselves?5 mins
- 5. You Could Stop Global WarmingWhat if there were a thermostat that could turn the world temperature down?5 mins
- 6. You Lived on VenusIf you've had enough of Earth, then why not try living on Venus? We'll tell you why not!5 mins
- 7. You Could Shout Round the WorldFind out how to shout from one side of the world to the other.5 mins
- 8. You Were InvisibleWe try out three potential ways to become invisible.5 mins
- 9. We Had Two SunsThere is a way that Earth could have a second Sun, so we try it out to see what happens.5 mins
- 10. Your Mind Could Move ThingsIf moving things with your mind were possible, it wouldn't work quite like you'd expect.5 mins
- 11. Animals Were SupersizedCould there ever be super-gigantic insects or snails?5 mins
- 12. You Walked on CeilingsCould you walk on the ceiling with the help of a black hole or spinning the earth faster?5 mins
- 13. You Were the Last Person on EarthWhat would the planet be like if all other humans disappeared?5 mins
- This episode14. You Built a Giant Sandcastle
- 15. You Shrunk the EarthWe find out what would happen if you shrank the earth.5 mins
- 16. Money Grew on TreesIf money grew on trees, you may think you could get rich quickly, but you would be wrong!5 mins
- 17. You Flew Like a SuperheroFlying like a superhero might sound like fun, but there are some serious downsides.5 mins
- 18. There Were No ColoursRemoving all the colours from our world would change more than just how it looks.5 mins
- 19. You Only Ate BurgersIs it possible for everyone in the world to eat burgers for every meal?5 mins
- 20. You Threw a Ball Round the WorldWe try the ultimate basketball shot - finding the hoop after going once around the world!5 mins
- 21. You Built the Tallest Building on EarthHow to erect a building way taller than anything that's ever been before.5 mins
- 22. You Had Kangaroo LegsIf you could swap your legs with an animal, which animal would you choose?5 mins
- 23. You Were IndestructibleWe try three ways of becoming indestructible and end up destroying the house.5 mins
- 24. You Surfed without WaterSometimes the beach is just too far away. So what if you could surf on land?5 mins
- 25. Earth Ran out of EnergyCan a crazy idea from science fiction solve our energy needs forever?5 mins
- 26. You Could Walk Up WallsWe borrow from the animals to create a new type of superhero that can walk up walls.5 mins
