SMILE turns 4!
Howtosmile.org celebrates its 4th anniversary this month! Launched in 2010 at the Association of Science-Technology Centers (ASTC) annual conference in Honolulu, Hawaii, SMILE has grown to nearly 4,000 STEM activities from more than 150 source institutions, in 28 languages. The free Howtosmile.org iPhone app gives users immediate access to SMILE activities any time, anywhere.