think-progress: Demonstrating: The EXTREME marshmallow cannon!  (Pro tip: Want to be invited to the White House? Be a 14 year old who clearly designed the best invention ever). Photo of the day.

think-progress:

Demonstrating: The EXTREME marshmallow cannon! 

(Pro tip: Want to be invited to the White House? Be a 14 year old who clearly designed the best invention ever).

Photo of the day.