Here is a “magic trick”

Give kids colored cards.
red card- 1 dot
blue card- 2 dots
green card- 4 dots
yellow card- 8 dots

“Show me a total of x dots!”
(x is a number between 1 and 15)

“look around, why are you all holding up the same cards? isn’t anyone creative enough to find another way?”

then ask what goes on the “next card” #matheducation #math #binary

An Interactive Guide to the Fourier Transform

https://betterexplained.com/articles/an-interactive-guide-to-the-fourier-transform/

#HackerNews #FourierTransform #InteractiveGuide #MathEducation #SignalProcessing

Here is a “magic trick”

Give kids colored cards.
red card- 1 dot
blue card- 2 dots
green card- 4 dots
yellow card- 8 dots

“Show me a total of x dots!”
(x is a number between 1 and 15)

“look around, why are you all holding up the same cards? isn’t anyone creative enough to find another way?”

then ask what goes on the “next card” #matheducation #math #binary

An Illustrated Introduction to Linear Algebra, Chapter 2: The Dot Product

https://www.ducktyped.org/p/linear-algebra-chapter-2-the-dot

#HackerNews #LinearAlgebra #DotProduct #IllustratedIntroduction #MathEducation #DataScience