by msander | Jun 18, 2017 | Gr 9-10 Science, Gr. 11-12 Physics
I first saw a Schlieren imaging setup around ten years ago in Melbourne. I was immediately fascinated by the way I could see the warm air coming off my hand. I hadn’t expected the currents to be moving that fast or to be so visible. This was a tricky setup to...
by msander | Jun 8, 2017 | Gr 9-10 Science, Gr. 11-12 Physics
Grant Thompson – the King of Random – teaches me how to start a fire with a Sandwich bag. And we tried to melt glass in my backyard: https://goo.gl/zb0uE0 Check out his channel: http://ve42.co/KoR The intensity of sunlight on Earth is about 1300 Watts per...
by msander | Apr 2, 2017 | Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Physics
Want more experiments like this? Check out...
by msander | Mar 23, 2017 | Gr 9-10 Science, Gr. 11-12 Physics
Beyond what we can touch, taste, smell, and hear, we experience the universe through light. But how did we come to discover light, and how did we learn light’s true nature, as the fastest thing in the universe, an electromagnetic spectrum, a wave and particle...
by msander | Mar 16, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Chemistry
There’s a new trend in agriculture called vertical farming. As humans learned to farm, we arranged plants outside in horizontal fields, and invented irrigation and fertilizer to grow bumper crops. But with modern technology and farmers’ cleverness, we can now stack...
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