The equation hovered in the air:
“I didn’t—I just opened a book—” Kumon Solution Book Level M
To sixteen-year-old Elias Cho, it was the most dangerous object in the world. The equation hovered in the air: “I didn’t—I
Good, the instructor’s voice echoed. But that’s only the first term. Keep going. Kumon Solution Book Level M
Elias didn’t write a number. He wrote a sentence:
He wrote: Potential = the first time I explained a derivative to my little sister and her eyes lit up.