Do You Know?

Maddie finds out how a hamster wheel works, how an insect hotel is made, and how a drill operates.

Maddie looks into the emergency services and finds out how a fire engine hose works, and how to turn a regular car into a police vehicle.

Maddie finds out how bubbles get into fizzy water, and she learns how milk is made into yoghurt!

Maddie discovers how a bin lorry works, from how it lifts bins to how it crushes rubbish! She also learns how old paper is recycled.

Maddie learns how a bicycle works, from the wheels to the handle bars. She also learns how rubber is made into tennis balls!

Maddie has fun with furry friends! She learns how a cat flap works, and how fleece from a sheep is used to make a wooly hat!

Maddie finds out how a boat propellor makes a boat move, and she learns how a hot air balloon is made!

Maddie visits a hospital and uses a special light to see blood vessels, and she learns how fiberglass strands make casts strong!

Maddie finds out how hot water gets to our homes, and she visits a toothpaste factory to find out how stripy toothpaste is made!

Maddie finds out how a water slide works! She also visits a factory to see how ice cream cones are made!

Maddie finds out why popcorn pops. Next, Maddie visits a pasta factory to see how pasta is made!

Maddie finds out how a helicopter flies, and she learns how a tricycle is constructed and how it can be adapted to suit a user's needs.

Maddie finds out how a toilet flush works, and she visits a toilet factory to find out how toilets are made!

Maddie visits a fairground to discover how a carousel works. She also visits a factory to learn how wax crayons are made!

Maddie visits a building site and learns how a big crane works, and she visits a factory to see how bricks are made!

Maddie learns how a key works inside a lock, and she learns how sand is turned into glass and then shaped into vases.

Maddie learns how a piano works, and she learns how a drum is made from lots of thin wooden sheets pressed together and shaped.

Maddie learns how a bus ramp works to help people get on and off the bus. Next, Maddie learns how asphalt is laid.

Maddies learns how a dishwasher cleans dirty dishes, and she learns how trees are felled and how the wood is then turned into tables.

Maddie investigates where eggs come from, and she learns why eggs change colour when they're cooked. She also learns how bread is made.

Maddie finds out how magnets on a train set work, and she visits a factory to see how teddy bears are made.

Maddie finds out how an escalator works. She also visits a factory to learn how wheelbarrows are made from metal sheets.

Maddie uses a microscope camera to find out how car brakes work, and she visits a factory to see how robots work with people to build cars.

Maddie looks at clothes, and finds out how a zipper works. She also visits a workshop to see how images are printed onto tee-shirts.