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Words Within Words: February

How many words can you find within February?

Squiggles Introduction

What do you see in this squiggle?

Words Within Words: Intro (SOLDIER)

How many words can you find within SOLDIER? 20? 35? 50? Even more!?

Math Curiosity: Magic Squares

Imagine a 3×3 square in which every row, column, and diagonal have the same sum. That’s a magic square!

Math Curiosity: The Coloring Problem

No video gets me more email from students! How few colors can you use to color in any map so that no two, neighboring regions are the same color?