Chewing gum gets an upgrade with this brilliant product design stunt out of ageisobar Sao Paulo for Gang Chewing Gum. Recognizing that in moments of despair or deep thought, people are likely to chew on the end of their pencils, he agency created 5,000 'chewable pencils' and distributed them in schools in Sao Paulo. The activation began in March and continues, in perfect time for the Brazilian school system's exam season in May and June. It was so successful that Gang is considering making it a real product. Check out more pictures at right.