Catch up TV
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 car engine. Along the way she meets some robots that help deliver the car parts around the factory! Next, Maddie finds out how cars are loaded onto a car transporter. She climbs onboard for the ride with her special cameras as we learn how 11 cars are lifted in the right position using hydraulic pumps.
Source: CBeebies
Most recent episodes of Do You Know?
Do You Know?
Series 2: 9. Handwash And Vacuum
In today's episode, Maddie is cleaning up. She visits a factory where hand wash is made and uses her special camera to see inside a big vat to see the colour being mixed. Next, ...
25-03-2025
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Series 2: 8. Train Tracks And Paint
In today's episode, Maddie is at a train museum finding out how signal boxes work and how trains are moved from one track to another to get to the right place. Maddie puts her s ...
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Series 2: 7. Canal Lock And Gate
In today's episode Maddie is finding out about different gates that open and close. She visits a canal lock to find out how canal boats travel up and down hill. Maddie jumps abo ...
23-03-2025
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Series 2: 6. Sleeping Bag And Mattress
It's bedtime and Maddie is finding out about different things we sleep on and in! At a campsite she uses a special thermal camera to show how the layers in a sleeping bag work b ...
22-03-2025
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Series 2: 5. Opticians And Glasses
Today, Maddie is finding out how wearing glasses helps us to see more clearly. She visits an optician to see how an eye test works by having one herself. She reads the charts an ...
21-03-2025
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Series 2: 4. Clock And Cutlery
Today, Maddie is finding out how clocks tell the time. She heads to a clock factory and uses a special time-lapse camera to show how the hands on the clock move around. Maddie a ...
20-03-2025
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Series 2: 3. Ice Rink And Bouncy Castle
Today, Maddie is having a fun day out. She uses a special thermal camera at an ice rink to find out how runny water freezes to make solid ice we can skate on. Next, Maddie heads ...
19-03-2025
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Series 2: 2. Umbrella And Carwash
Today, Maddie is having fun with water. She takes a car through an automatic car wash to find out how the computer uses sensors to tell the robotic car wash how to wash the car, ...
18-03-2025
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Series 2: 1. Shipping Container And Bubble Packaging
In today's episode Maddie is on the move. She finds out how things that we use every day are brought to us on big ships and moved around the country in shipping containers on tr ...
17-03-2025
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Series 1: 25. Cake And Soft Play
Maddie is getting ready for a party. She uses a special camera and animation to find out how cake ingredients work together to make cake sponges rise in the oven. Next, Maddie v ...
16-03-2025
CBeebies
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Series 1: 23. Car Brakes And Car
Maddie goes for a drive in the car. She uses a special microscope camera to find out how car brakes work. An animation shows how the brake pedal is connected to the brake discs ...
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Series 4: 5. Drinking Water And Carrot
In this episode, Maddie visits a reservoir that collects water from our homes, natural springs and the rain. She heads to a draw-off tower, which takes water from the reservoir ...
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Series 1: 15. Crane And Bricks
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Maddie's Do You Know: At Christmas: 1. Reindeer And Christmas Decorations
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Series 2: 2. Umbrella And Carwash
Today, Maddie is having fun with water. She takes a car through an automatic car wash to find out how the computer uses sensors to tell the robotic car wash how to wash the car, ...
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Series 1: 7. Boat Propeller And Hot-air Balloon
Maddie is out and about exploring different ways to travel. She uses a special underwater camera to see a boat propeller in action and an animation reveals how the propeller pus ...
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Series 2: 15. Disco Ball And Jigsaw Puzzle
In today's episode, Maddie is having fun. She takes to the dance floor to show us how a disco ball works. We learn how light is reflected in lots of different ways, and a specia ...
27-05-2022
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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 ...
28-02-2025
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Series 1: 14. Carousel And Wax Crayons
Maddie goes for a fun day out. She visits a fairground and goes for a ride on a carousel, using a special camera to find out how it works. An animation shows how the carousel go ...
05-03-2025
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Series 1: 12. Helicopter Rotor And Tricycle
Maddie is out and about exploring different ways to travel. She visits an airfield and uses a special camera to find out how the rotor works to help make a helicopter fly. An an ...
03-03-2025
CBeebies