蜜芽传媒

Nina looks at different household inventions and finds out how they work. With the help of her trusty neurons she examines the items to answer children's questions.

In this episode of Nina and the Neurons Go Inventing, Harris, Callum and Joe wonder: How do handles open doors? Lovely Luke, the sight neuron, helps out as they take a closer look at a door handle before going on an adventure to somewhere very dirty. Here they see another amazing invention which uses the same science.

In this fun episode we learn all about levers and find out how to make a door handle using cardboard and paper fasteners.