(playful music) (electronic gadgets clinking) - [Children] Math Mights! - Welcome 3rd grade Math Mights. I'm so excited you joined us today. My name is Ms. Askew and I can't wait to have fun learning ...

(bright music) - [Children] Math Mights. - Welcome, third grade Math Mights. I'm so excited you joined us today. My name is Ms. Askew, and I can't wait to have fun learning about math with you today.

We’ve often noted that whether had ancient man known binary, we could all count to 1023 on our fingers. We thought about that while watching [Numberphile’s] latest video about “Russian” multiplication ...

This summer, battle lines were drawn over a simple math problem: 8 ÷ 2(2 + 2) = ? If you divide 8 by 2 first, you get 16, but if you multiply 2 by (2 + 2) first, you get 1. So, which answer is right?