So I showed this demonstration to my four year old and he loved it. I then showed it to my grade 10 science class, they loved it (although I couldn’t trick them to think it was actually magic) and then I showed my colleagues who were equally sceptical about its true magical properties but we’re […]
Refraction Demonstration – Scooter Style
When I teach refraction in my optics unit I find the students have a really hard time understanding why the waves change direction. I explain that it’s because one side starts moving slower relative to the other causing it turn, similar to what occurs when a car has its two right wheels on the shoulder. […]