Marshmallow Launch at the White House Science Fair

February 07, 2012 | 3:01

The President meets an 8th grader named Joey from Phoenix, AZ at the White House Science Fair and the two launch a marshmallow across the state dining room with Joey's science project - an air cannon.

Download mp4 (72MB) | ()

Raw Video: The President Takes a Surprise Walk May 26, 2014	President Obama Pays a Surprise Visit to Troops in Afghanistan May 25, 2014	President Obama Speaks at ISAF Meeting in Afghanistan May 25, 2014	Paying Tribute to Our Fallen Heroes this Memorial Day May 24, 2014
VIDEO MENSAJE DE LA CASA BLANCA: Rindiendo homenaje a nuestros héroes caídos este Día de los Caídos en La Guerra May 24, 2014	President Obama Nominates New HUD Secretary and OMB Director May 23, 2014	West Wing Week 05/23/14 or, “Straight A’s? Woah!” May 23, 2014	President Obama Speaks at the Baseball Hall of Fame May 22, 2014