Amazing Animals
Mark makes the squirrels in his backyard work for a free meal!
Mark makes the squirrels in his backyard work for a free meal!
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Mark & Science Bob show you 5 easy science experiments you can do with stuff you'll find around your house.
Mark & Science Bob demonstrate a series of experiments and scientific demonstrations to make your Summer more fun (and educational!)
Mark walks you through 10 of his favorite science fair experiments.
Mark brings everyone's daydream of swimming in jello to life to see if it's actually possible.
Mark built the world's largest coin spinner! Here's how he did it.
Mark uses science to find the loudest possible way to cheer on your team!
Mark built the world's smallest NERF gun, and the outdid himself 4 more times.
Mark gets introduced to a new delivery drone changing (and saving) lives.
Mark makes the squirrels in his backyard work for a free meal!
Mark & Jesser compete using the world's largest Nerf crossbow!
Lava vs Lasers - Which Is More Destructive?
Mark & Science Bob demonstrate a series of experiments and scientific demonstrations to make your Summer more fun (and educational!)
Mark learned the truth about bed bugs and it's time for you to know!
Mark & Science Bob demonstrate a series of experiments and scientific demonstrations to make your Summer more fun (and educational!)
Mark & Science Bob demonstrate a series of experiments and scientific demonstrations to make your Summer more fun (and educational!)
Mark explains 5 reasons why NASA (National Aeronautics and Space Administration) is important!
The CrunchLabs team discovers the best way to feed Mark hands-free.
Mark built 5 robots to beat the 5 most popular arcade games.
Can Mark build a batter battle-ready robot than the guys from Dude Perfect
Mark explains the science behind grenade blasts. Take his word on this one, don't try this at home.
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