Rober created a Halloween costume that utilized two iPads to create the illusion of holes through his body. This was a very early invention that made him 'internet famous'.

Rober designed and built elaborate glitter bomb traps to deter package thieves, incorporating features like GPS tracking, foul smells, and of course, glitter. These projects became a hallmark of his channel.

Rober has engineered a number of high-powered and customized Nerf blasters, demonstrating his skills in mechanics, electronics, and fabrication.

Mark invented an automatic sand art table that allowed for the automatic creation of artwork using a metal ball, and the science behind magnetic fields.

Rober continues to work on a variety of engineering projects and inventions, demonstrating his passion for creativity, problem-solving, and sharing his knowledge with others.