It can be tough to get K-8 students engaged in math, or to really get across the idea of size and scale.  My latest podcast features a talk by math enthusiast David Schwartz talking about some real-world size comparisons that can make size and scale relevant to children’s lives.  Give it a listen!

David Schwartz’s website is at

Title: Science Teaching Tips
Episode: 46.  If you could hop like a frog…