Add Yahoo as a preferred source to see more of our stories on Google. Photo Credit: Mark Rober Photo (CrunchLabs) If your kid loves building, tinkering, robotics, or blowing up baking soda volcanoes ...
Before becoming a YouTube sensation with millions of followers, Mark Rober spent nearly a decade working at NASA's Jet Propulsion Laboratory. During his time there, he contributed to several projects, ...
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