C343 He Actually Tortured a Child

Principal Hu's lips twitched slightly. "Alright, here's the last question."

Question: Which is heavier, a kilogram of cotton or a kilogram of bricks?

"It's a..." Lee Moche started to answer but suddenly stopped, glancing at Jiajia before looking out the window.

Jiajia frowned, wondering why he didn't finish his answer. He was about to get it right.

Liu Xuerou quickly raised her hand and said