Mark & Science Bob demonstrate a series of experiments and scientific demonstrations to make your Summer more fun (and educational!)
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Can Mark build a batter battle-ready robot than the guys from Dude Perfect
Mark attempts to beat a world record, and surprise a very special fan!
Mark dropped a car on the world's largest trampoline to test the limits of mechanical engineering!
Mark sets out to discover if someone would sink or float if they swam in a pool filled with water balls.
Mark's built a lot of things at CrunchLabs, and these are 10 of his favorites.
Mark & Science Bob demonstrate a series of experiments and scientific demonstrations to make your Summer more fun (and educational!)
Mark built a 7 foot long Super Soaker and set a world record!
Mark shares his favorite party trick, so you can use it for your next barbecue!
Part 2! Mark found how he could improve his designs to make the Glitterbomb better than ever.
Mark tests his pet octopus' survival skills & puzzle-solving abilities
Mark demonstrates the relative scale of the planets using a host of household objects.
Mark built a giant, world-record-setting, NERF gun!
Mark & Science Bob demonstrate a series of experiments and scientific demonstrations to make your Summer more fun (and educational!)
Mark gets introduced to a new delivery drone changing (and saving) lives.
Can Mark build a sattelite worthy of space travel?
Mark gives his neighborhood crows the ultimate test of their intelligence.
Mark built the world's largest Frisbee launcher! Here's how he did it.
Part 1! Have you ever wondered if acid can melt things faster than lava can?
Mark & Science Bob demonstrate a series of experiments and scientific demonstrations to make your Summer more fun (and educational!)
Part 3! Mark's upgraded the Glitterbomb again, to better defend holiday gifts from porch pirates.
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