(cheerful music) (electronic gadgets whirring and ringing) - [Children] Math Mights! Welcome, 2nd grade Math Mights. My name is Mrs. McCartney. I'm so excited that you've joined us today for our show.
Most famous equation: Einstein's E = mc2, which means energy is equal to mass times the speed of light squared. Known digits of pi: More than 105 trillion digits Digits of pi NASA uses for equations: ...