Catch up TV
Series 1: 2. Fire Engine Hose and Reflective Strips
Maddie looks at the emergency services. She uses a special camera to find out how the hose on a fire engine works and how the pump inside the fire engine creates pressure and sends water to the hose.\n\nNext, Maddie sees how an ordinary white car is made into a police car using special blue and yellow reflective stickers. A microscope camera reveals the tiny prisms inside the stickers, which make them bright and shiny.
Source: CBeebies
Most recent episodes of Do You Know?
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Series 3: 20. X-ray And Sock
In today’s episode, Maddie explores how our body works. She visits a children’s hospital to find out what happens when we have an X-ray. She meets James, who has bro ...
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Series 3: 19. Library And Book
In this episode, Maddie find out about books! First, she visits a library to learn how all the different types of books are stored in different sections. Then she uses her speci ...
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Series 3: 18. Waves And Ice Cream
Today, Maddie is having fun by the beach! She finds out how waves are formed far out to sea when the wind blows and how some of them are made by the tides. She visits a surfing ...
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Series 3: 17. Lighthouse And Bathbomb
Maddie is at the coast! She visits a red and white striped lighthouse and meets the lighthouse keeper right at the top. She goes inside to where the bulb is kept and finds out h ...
29-11-2025
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Series 3: 16. Metal Recycling Centre And Road Sign
Today Maddie is learning about metal, and how it can be recycled and used again. Maddie visits a recycling centre where they recycle metal from old cars. She uses her special ca ...
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Series 3: 15. Clouds & Rain And Radiator
In today’s episode, Maddie is finding out about the weather. She discovers why we have clouds and rain and how the water cycle works. We learn there are lots of different ...
22-11-2025
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Series 3: 14. Digestion And Meringue
Maddie learns what happens to food in our bodies when we eat it and why it’s important to eat a variety of different foods from different food groups. We find out which fo ...
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Series 3: 13. Beehive And Mug
Maddie visits beehives on the roof of a building in the city. She finds out how honey bees make honey in the hive. Maddie puts on a special beekeeping suit before the beekeeper ...
15-11-2025
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Series 3: 12. Bowling Alley And Ribbon
Maddie heads to a bowling alley to find out how it works. She takes her special cameras and looks behind the lane to see where the pins end up and how they get put back in the r ...
09-11-2025
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Series 3: 3. Car Engine And Car Transporter
In today's episode Maddie finds out about cars. She heads to a car engine factory and with her special cameras finds out how blocks of aluminium metal are melted and made into a ...
11-10-2025
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Series 1: 10. Water Park And Ice Cream
Maddie goes for a fun day out. She visits an indoor water park and uses a special waterproof camera and animation to show how a water slide works. She then goes underneath the s ...
25-07-2025
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Series 4: 20. Speaker And Colour
Today, Maddie is using her senses to see and hear! She visits a speaker factory to understand what happens when we listen to music from a speaker. With the help of her special s ...
02-05-2025
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Series 3: 11. Cereal And Potato Harvester
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Series 1: 17. Piano And Drums
Maddie looks at musical instruments. She uses a special slow-motion camera to find out how a piano works and how the keys on the piano are attached to levers and hammers. She sh ...
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Series 1: 19. Dishwasher And Table
Maddie is in the kitchen. She uses a special waterproof camera to see how the dishwasher works to clean dirty dishes. An animation shows what happens inside once the door is clo ...
30-07-2025
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Series 3: 4. Day And Night And Solar Panel
Maddie explains how the Sun doesn’t move when we go from day to night, but how it’s the Earth turning on its axis that makes the sun appear in the morning and go awa ...
12-10-2025
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Series 2: 18. Lift And Spacesuit
In today's episode, Maddie is finding out about things that go up and down. She shows us how a lift works, when it carries people up and down between floors of a building. With ...
02-09-2025
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Series 2: 21. Fish Tank And Bath
In today's episode, Maddie finds out about things that use water. She visits an aquatic centre to show us how a fish tank works, using a special underwater camera to explain how ...
05-09-2025
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