Canal Lock and Gate. Maddie uses special cameras to show us how canal locks work and how a garden gate is welded together from pieces of steel. Also in HD. [S]
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. Also in HD. [S]
Magnets and Teddy Bears. Maddie is looking at toys. She uses a special camera to find out how the magnets on a train set work and visits a factory to see how teddy bears are made. Also in HD. [S]
Eggs and Bread. Maddie is making breakfast. She visits a farm to see where eggs come from and uses a thermal imaging camera to show why eggs change colour when they're cooked. Also in HD. [S]
Dishwasher and Table. Maddie uses a special waterproof camera to see how the dishwasher works to clean dirty dishes. She visits a sustainable forest to see where wood comes from. Also in HD. [S]
Bus Ramp and Roads. Maddie is out and about exploring different ways to travel. She uses a special camera to find out how a bus ramp works to help people get on and off the bus. Also in HD. [S]
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 are attached to levers and hammers. Also in HD. [S]
Lock and Key and Glass. Maddie uses a special camera and animation to see how a key works inside a lock and shows how the hidden barrel and pins allow the matching key to unlock it. Also in HD. [S]
Crane and Bricks. Maddie visits a building site. She uses a special camera to see how a big crane works to move heavy objects from one place to another. Also in HD. [S]
Carousel and Wax Crayons. Maddie visits a fairground and goes for a ride on a carousel, using a special camera to find out how it works. Also in HD. [S]
Toilet Flush and Toilet. Maddie is in the bathroom. She uses a special underwater camera to find out how a toilet flush works and why it makes a gurgling sound. Also in HD. [S]
Helicopter Rotor and Tricycle. Maddie is out and about exploring different ways to travel. She visits an airfield and a workshop to see how a tricycle is constructed. Also in HD. [S]
Boat Propeller and Hot-Air Balloon. Maddie explores different ways to travel. She sees a boat propeller in action and visits a factory to see how a hot-air balloon is made. Also in HD. [S]
Cat Flap and Woolly Hat. Maddie meets furry friends. She uses special cameras to learn how a digital cat flap works and visits a farm to see how a fleece is sheared from a sheep. Also in HD. [S]
Bike Chain and Tennis Ball. Maddie uses a special camera to find out how the chain on a bicycle works and visits a factory to see how rubber is made into tennis balls. Also in HD. [S]
Bin Lorry and Newspaper. Maddie does the recycling. She uses a special camera to find out how a bin lorry works and sees how old paper is recycled into newspapers. Also in HD. [S]
Fire Engine Hose and Reflective Strips. Maddie looks at the emergency services. She finds out how a fire engine hose works and sees how a police car uses special reflective stickers. Also in HD. [S]
Car Ferry and Globe. Maddie learns about land and water! Maddie visits a port to find out how cars are loaded onto a ferry, before heading to a factory to find out how globes are made. Also in HD. [S]
Kaleidoscope and Envelope. Maddie looks inside a kaleidoscope to learn how it uses mirrors to make colourful patterns, before visiting a factory to see how envelopes are made. Also in HD. [S]
Glass Recycling and Jam. Maddie learns all about glass! She visits a glass recycling plant to see how glass is recycled, before heading to a factory to help cook some delicious jam. Also in HD. [S]
Floating and Sand. Maddie visits a boating lake to find out how the hull of a ship is shaped to float on water, before heading to a beach to learn how sand is made. Also in HD. [S]
Refrigerator and Mushrooms. Maddie stays at home and shows us how a fridge works and visits a farm where mushrooms are grown all year round. Also in HD. [S]
Prosthetic Limb and Detection Dog. Maddie visits a workshop where prosthetic limbs are made and meets a special dog that can detect nuts. Also in HD. [S]
Hand Dryer and Toilet Roll. Maddie learns how hand dryers work and films water being blasted off her hands in slow-motion. She also goes to a factory to see toilet paper being made. Also in HD. [S]
Fish Tank and Bath. Maddie visits an aquatic centre to show us how a fish tank works and goes to a factory to see how bath tubs are made. Also in HD. [S]