We've arranged a trial of the Visual Thesaurus until March 5. the library has run a trial with five students so far (Feb. 11) and the reviews are very positive. You can see lots of ideas for using it in your classroom here.
We have the budget to cover a 1.5 year subscription, but we need to see how well it works behind our district firewall, with our school bandwidth and with our students in general. Mr. D will forward username and password information to teachers and departments who might be interested. You can click the link below for the log in page: