http://www.instructables.com/id/Knex-semi-automatic/ A semi-automatic gun made of and launching Knex pieces.
http://www.bookfaced.com/fb/ The Facebook mapper, which maps your friends' hometowns on a Google map.
Tags
http://www.instructables.com/id/Knex-semi-automatic/ A semi-automatic gun made of and launching Knex pieces.
http://www.bookfaced.com/fb/ The Facebook mapper, which maps your friends' hometowns on a Google map.