CollageGallery.com: Kurt Schwitters and DaDa: Online exhibition of relief collage and assemblage works by Schwitters and other dadaists.
Cut and Paste - Kurt Schwitters: Includes a short biography of the artist and five of his works.
DaDa Online: Kurt Schwitters: Brief biography, the poem (in German) "An Anna Blume" and an essay on, and excerpts from, his "Ursonate".
Guggenheim Museum - Kurt Schwitters: Offers a brief biography, gallery of works, and suggested readings.
Mark Harden's Artchive: Kurt Schwitters: Biography and selected images.
Sprengel Museum - Kurt Schwitters Archives: Presents the Schwitters Archives in the Stadtbibliothek which contains numerous personal documents, his correspondence, and writing.