Against the backdrop of a Colorado health department official formally recommending that almost all marijuana edibles be banned, the Children’s Hospital of Colorado staged a weed-related Twitter chat this morning, with one of its focuses being how to talk pot with children under the age of ten. Among the pieces of advice the facility shared: If a child asks, “What is marijuana?,” answer with something along the lines of “”It is a plant that people use to change how they feel. It can make people feel confused or fuzzy.”