·Sep 30, 2014

MathMagic

Name: MathMagic
Uploaded: 2014-09-30T11:17:00.000Z
Duration: 8 s
Channel: Ponama
Description: A man in a suit sits at a desk in a classroom, manipulating a red string attached to a vertical pole, causing a white ball to rise and fall; he gestures with his hands, then looks up and speaks as the ball moves.

Description

A man in a suit sits at a desk in a classroom, manipulating a red string attached to a vertical pole, causing a white ball to rise and fall; he gestures with his hands, then looks up and speaks as the ball moves.