Like many math students, I had dreams of mathematical greatness. I thought I was close once. A difficult algebra problem in college kept me working late into the night. After hours of struggle, I felt ...

We will first solve Shape 1 and Shape 2 to understand the logic. If you notice the inner circle highlighted in yellow, you will notice that this circle consists of numbers from the number series 1 to ...

When my students grow too dependent on their calculators, I ask them to find a number that, when multiplied by itself, gives them 2. Students quickly see that since 1² = 1 and 2² = 4, the answer has ...