Boolify, a product of Public Learning Media Laboratory, was the 4th most popular K-12 search tool from 2007 until 2013. The search tool interactively illustrated the logic of a web search. It let students change each element of the the search and instantly change the results, thus deepening their understanding of how to become an effective searcher.
At its height, searchers conducted hundreds of thousands of searches per day using the Boolify tool. In 2013, Boolify was open-sourced. It has since been picked up by several education providers to support their product suites.
Example user-generated video
How to Boolify
Vision creation, product leadership
SCRUM-based implementation and rapid iteration