Nina explores how sand dunes are made with the help of Felix.
Nina explores how people can live in space with the help of Bud.
Nina investigates how mountains were made, with the help of Luke.
The scientist visits Giant's Causeway in Northern Ireland.
Nina investigates how people on Earth find out about other planets.
Explorers Logan and Sophie find out why we have night and day.
Nina investigates why rocks are stripy with the help of Luke.
Nina is taken to see Old Faithful in Yellowstone National Park.
Nina investigates whether Loch Ness has always looked the same.
Why does light from the sun only shines on one side of the moon?