"[C]reate any size wall posters from any size images[.] Totally Free To Use!" (2012.04.22)
Thanks to Richard Byrne for pointing out this printing tool on his blog, Free Technology for Teachers, in How to Print Posters Using a Standard Printer (2012.04.20).
Richard Byrne advises teachers to activate page-level permissions when giving students access to classroom websites for blogging or digital portfolio development (2012.05.24).