Scientist Nina and her young experimenters discover how substances change and react. Here, they explain how things which look the same size can weigh different amounts. Show more

Fun science for pre-schoolers. Aine asks Nina how to make honey. They watch a film of bees at work to understand.

Fun science for preschoolers. Eden doesn't know why his dog keeps hiding things. With Ollie and the other Neurons' help, they try to sniff out the answer.

Fun science for preschoolers. Belle, the hearing neuron, shows Nina why windy days are so noisy. They discover how moving air creates sounds. Show more

Fun science for preschoolers. Nina takes Molly on an assault course. Felix shows them that, without toes, they could hardly do anything.

Show for pre-school children. Hannah wants to find out what our teeth are for, so she asks Nina. Assisted by the Neurons, they look at the things teeth help us do. Show more

Fun science for pre-schoolers. Jessica and Lewis want to know why their baby cousin can't talk. They try to get by without talking to find out what speech means to us.

Fun science for pre-school children. Nina helps answer Sebastian's sticky question about why we need bogeys. They find out how a dirty nose can keep the body clean. Show more

Fun science for pre-school children. Sam and his friends want to find out what happens when we get a fright. Nina has a few surprises in store for them. Show more

Fun science for pre-school children. Belle is just the Neuron to help James and Eilidh find out what ears are for. Nina demonstrates with a fashion show. Show more

Fun science for pre-school children. Nina visits the beach to help Reuben find out where waves come from. They have fun splashing and playing in the surf. Show more

Fun science for pre-school children. Ibraheem wants to know why he needs to wear his wellies when it's raining. He soon discovers the things that help people stay dry. Show more

Fun science for pre-school children. Nina helps Remy find flowers to give to her gran. Luke and Ollie have different ideas about which flowers to choose. Show more

Fun science for pre-school children. The Neurons are on hand to help Nina find out what makes tummies rumble. They learn about the journey food takes after eating. Show more

Fun science for pre-school children. Katie loves ice lollies, but they melt before she can finish them. Nina helps her find out the differences between water and ice. Show more

Fun science for pre-school children. Stanley the skeleton gets a day out from the lab when Felix and the Neurons discover our many bones and how they fit together. Show more

Fun science for pre-school children. Nina meets Owen, who wants to find out what thunder is. Together they make noise and create a few sparks to discover more. Show more

Fun science for preschool children. Alice wants to know what a cloud feels like, so Felix the Neuron helps out. Nina helps Alice discover how weather works. Show more

Fun science for pre-school children. Amonik needs Nina's help to sort out his dad's smelly feet. A trip to the local gym helps get to the bottom of the stinky problem. Show more

Fun science for pre-school children. Megan loves spinning around but wants to know why it makes her feel so dizzy. Belle and Luke do their best to help out. Show more