El Universo a sus pies" is a 490-page collection of some of the very best astronomy and space science activities, selected by panels of veteran educators, that has been translated into Spanish. The 55 ready-to-use classroom activities in the collection are drawn from the ASP's own programs and from projects and curricula from around the U.S. and Canada. ... The production of "El Universo a sus pies" has been made possible by a grant from the National Science Foundation. ...