In this episode, Shania’s brothers enter the junkyard without setting off Anne’s security system. Anne must find out how to upgrade her security system so no one can enter the junkyard without being notified. She adds different upgrades such as using more cameras, lasers, and sound waves to finally come to a solution.

This episode teaches children about the elements of light and sound and how they work. It also introduces children to the concept of upgrading something that has gaps and using trial and error to finally come to a logical solution.