Okay, it’s not science… but I’m so proud that I just had to share it. Mark and Scott are our twin 5 year old boys who have both taken a liking to magic. It probably doesn’t hurt to see their brother Jack (who is now 8 years old) performing his magic tricks on stage. I was recently invited to be a featured speaker at the SPLASH Summer Conference presented by Frog Street Press in Dallas, Texas. Mark and Scott performed this trick on stage in front of almost 1,700 teachers and they had a ball. The boys couldn’t understand why everyone was getting up to leave at the end of their trick. You’ll see why.
Jack is 8 years old and likes to perform (he must get that from his Mom). Three years ago, the owners of Frog Street Press invited Jack to accompany me to their amazing summer conference for teachers called SPLASH. I helped Jack perform his first magic trick in front of a large audience (about 1,200 teachers) and that’s all it took. The Frog Street Press people were kind enough to invite us back this July, and Jack was ready to hit center stage. Jack’s routine is an original twist on a classic magic trick you might have seen performed by another magician using pom-pom balls. The audience in this video consisted of almost 1,700 early childhood educators (primarily pre-K through 2nd grade). Here’s Jack…
Not exactly… but this stuff is really cool. It’s probably best described as a self-siphoning gel. The chemical is called polyethylene oxide or Polyox and it has an incredibly large molecular weight – about 4 million. When the powder is mixed with water (that’s the tricky part), the liquid becomes very thick and will literally siphon itself from one container to another. As a kid I order a product called Moon Blob – “The Gravity Defying Gel” – which promised to do the same thing. It did… but now I’m doing it as an adult! It’s tough to explain it… just watch the Polyox video.
As I was driving home this evening, I received a call from a fellow science teacher who shared the news of the passing of Don Herbert. As I reflect on the impact Mr. Wizard had on science education and me personally, I can’t help but be thankful for his dedication and contagious enthusiasm for learning science. It’s difficult to find a science teacher who doesn’t have a favorite Mr. Wizard story. A recently retired teacher loved to tell the story of how Mr. Wizard taught him how to cook a hot dog by literally electrocuting the hot dog using a lamp cord and 120 volts of electricity. I remember watching Mr. Wizard’s World on Nickelodeon in the mid 1980′s and being impressed by the simplicity of the experiments but also the way Don made you want to conduct the experiments at home. Don Herbert made a career out of making science fun.
During the late 1990′s, I was fortunate enough to get to work with Don on several projects, and I took the opportunity to ask for his advice as I started my television career.
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If you’ve ever enjoyed wearing a bottle of Diet Coke after dropping in a roll of Mentos, you know that the reaction is immediate. I’ve always thought that it would be cool if you could slow everything down and really look at the reaction. I shared the idea with our friends at Mentos and they shot this slow motion video. There are a few frames where you can see the carbon dioxide gas coming out of solution being attracted to the tiny pits (nucleation sites) on the surface of the mint. For the tech-nerds in the audience, a Phantom 9.0 high-speed digital camera from Vision Research (2,000 frames per second) captured the slow-motion footage.
Mentos Geyser Tube
Launch a MENTOS® soda geyser 30 feet in the air with the Geyser Tube. The Geyser Tube™ is a loading tube for the now famous Diet Coke geyser powered by MENTOS®.
Mentos Geyser Tube Event Packs
If you have a Geyser Tube you know how addicting that wild eruption can be. Now we have the perfect way for you to share the soda spray with everyone you know!