Cloudlet and Surf Canyon have both been featured here on Free Technology for Teachers in the past. Now Cloudlet and Surf Canyon have combined their respective technologies to offer a better product. The new version of Search Cloudlet you can use the tag clouds of Cloudlet to refine searches and or use the related links feature of Surf Canyon. Surf Canyon provides related links based on the links you select and reorders search results based on the related links you click. You can read more about Surf Canyon’s technology here.

Applications for Education
Search Cloudlet and services similar to it provide students with options for refining searches in ways that they might not be able to replicate with standard alterations of search terms. Search Cloudlet could be particularly useful when a student has started a search with very broad terms.

Here are some related resources that may be of interest to you:
Spezify – Visual Search Engine
A Simple Google Search Tip