n. a computer programming language designed at the Massachusetts Institute of Technology’s Artificial Intelligence Research Laboratory in conjunction with the research firm Bolt, Beranek and Newman to encourage the development of problem-solving skills. A dialect of LISP, Logo was directed primarily at children and is based on Jean Piaget’s research in the development of thinking. [designed by U.S. computer scientist Wally Feurzseig and South African-born U.S. mathematician Seymour Papert (1928– )]