Nina looks at different household inventions and finds out how they work. Friends Rebecca, Megan and Zobia ask Nina: How does a kettle work? Show more

Nina looks at different household inventions and finds out how they work. Nina finds out all about springs and shows us how to invent our very own spring-filled mattress. Show more

Nina looks at different household inventions and finds out how they work. Nina asks lovely Luke, the sight neuron, to help find out how pens work. Show more

Nina looks at different household inventions and finds out how they work. Here, she asks sound neuron, beautiful Belle, to help her find out how speakers work. Show more

Nina looks at different household inventions and finds out how they work. She asks Luke to help her explain what's inside a television and how the pictures appear. Show more

Series explaining how household objects work. This time, Nina shows what mirrors are made of and how they reflect. Viewers also learn how to make their own mirror. Show more

Nina looks at different household inventions and finds out how they work. Friends Robyn, Nadine and Caoimhe ask Nina how vacuum cleaners suck up dirt from the floor. Show more

Nina looks at household inventions and finds out how they work. Three friends come to Nina's workshop to find out why a washing machine makes so much noise. Show more

Nina looks at different household inventions and finds out how they work. Nina and fabulous Felix show Jack, Elliott and Lloyd how their water soakers work. Show more

Nina looks at different household inventions and finds out how they work. Friends Tyrese, Timothy and Thomas cycle in to Nina's workshop to ask: How does my bike work? Show more

Nina looks at different household inventions and finds out how they work. With the help of lovely Luke, Nina shows two friends, Hoda and Aniya, the inside of a lift. Show more

Nina looks at different household inventions and finds out how they work. Nina gets to work to find out the answer to the question: How does the toilet flush? Show more

Nina looks at different household inventions. Three friends ask Nina how a microwave oven works. She opens one up in her workshop to show the technology inside. Show more

Nina looks at household inventions and finds out how they work. Boston, Cooper and Jay ask Nina how a clock works, and they see a similar invention that lifts boats. Show more

Nina looks at different household inventions and finds out how they work. Felix the touch neuron helps Nina find out how a flask works. Show more

Nina looks at different household inventions and finds out how they work. Russell, Kai and Ella ask: How does a key open a lock? Nina is on hand to unlock the answer. Show more

Nina looks at different household inventions and finds out how they work. Lloyd, Hayley and Seren ask Nina to answer the question: How do windscreen wipers work? Show more

Nina looks at different household inventions and finds out how they work. Nicole, Kieran and Liam visit Nina in her workshop and see inside a tap. Show more

Nina looks at different household inventions and finds out how they work. Nina shows three friends how a real x-ray machine works. Show more

Nina looks at different household inventions and finds out how they work. Daniel, Kevin and Mansi ask Nina to find out how binoculars make far away things look closer. Show more