This article describes the first year of a collaboration between school faculty in an urban elementary school and university faculty in a nearby college of education for the purposes of enhancing the learning of mathematics and science by the schoolchildren and of providing quality urban field experience sites in mathematics and science for preservice elementary teachers. The article describes the history of the partnership and some of the specific activities, such as the regular partnership meetings, the field experience sites, the Family Math program, and the classroom research activities. The final section provides critical reflections about the partnership in relation to current themes in the collaboration literature.