Simone Giertz

Simone Giertz. Actress: Adventure Time: Distant Lands. Simone Giertz is a Swedish inventor and maker, known for building mesmerizing robots on her YouTube channel. Videos of her creations have gone viral on the internet and television. In 2016, she joined the Tested.com team with Adam Savage, Jamie Hyneman, Norman Chan, and Will Smith, where she continues working on interesting projects to inspire people to learn about electronics.