Mark Rober says having 76 million followers is a ‘responsibility.’ He’s making the most of it.

In this video, I got exclusive access to Mark Rober’s secret lab, the place where he builds his wildest inventions.

In SCHOOLED!, the viral inventor and former NASA engineer Mark Rober opens the doors to his fully gamified laboratory, where teams of young innovators face off in wildly imaginative, high-stakes science experiments that get bigger (and more explosive) with every round.

CrunchLabs offers monthly STEM subscription box (toys & robots) for kids, teens & adults, designed by former NASA engineer and YouTuber Mark Rober. With our fun AND educational Creative Kits, Build Boxes, and Hack Packs, you'll learn to think, create, build, and hack like an engineer!

Mark Rober is an American engineer and YouTuber, widely known for his innovative science and DIY gadget videos. His engaging approach turns complex scientific concepts into accessible, entertaining content.

After skyrocketing past 57 million YouTube subscribers in 2024, former NASA man Mark Rober now counts nearly 69 million fans for his science content.

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If a situation or event happens to someone or something, it has an effect on that person or thing:

Find 54 different ways to say HAPPENS, along with antonyms, related words, and example sentences at Thesaurus.com.

“Happens” is the correct spelling of the word. “Happens” is used with the third person singular for the verb “to happen”. This type of stuff happens from time to time.