With the help of lovely Luke the sight neuron, Nina and the girls look inside a dishwasher and find out all about water jets. They then head off to the harbour to see another exciting invention that uses the same science. In today's watery episode we make our own spinning water jet using straws and a plastic bottle.

Originally released by BBC Worldwide Learning, 2009. Streaming video file encoded with permission for digital streaming by Infobase on September 22, 2020.