Share: Title:OO gás garotinho cantando Duration: 0:19 Plays: 57 views Published: 7 years ago Download MP3 Download MP4 Simillar Videos ▶️ 15:04 Faster Than A Calculator | Arthur Benjamin | Tedxoxford 57 views • 11 years ago ▶️ 15:15 Lightning Calculation And Other "mathemagic" | Arthur Benjamin 57 views • 16 years ago ▶️ 30:57 Mental Addition And Subtraction Tips — Math Tricks With Arthur Benjamin 57 views • 3 years ago ▶️ 9:33 Arthur Benjamin - Secrets Of Mental Math 57 views • 10 years ago ▶️ 1:05:01 Dr. Arthur Benjamin, Mathemagician, Pi Math Day, March 12, 2016 57 views • 8 years ago