Klett World Languages, 2020. — 331 p. — ISBN 978-8418032578.
Proyectos 1 is a program aimed at North American college and university students of Spanish at the introductory Spanish level.
Its innovative design follows a project-based, content-focused approach. Its main goal is to stimulate students to build knowledge through explorative and expansive learning. The Spanish classroom becomes a space where students develop 21st-century skills, such as collaboration, creativity, critical thinking, and communication.