Gooru: Just launched in beta, Gooru Learning is a "search engine for learning" that harnesses the power of the web by organizing free, online education resources into searchable collections, accessible from any web or mobile platform. Using machine learning and human judgment, Gooru curates, auto-tags and contextualizes collections of web resources to accommodate personalized learning pathways. Gooru collections are aligned to US Common Core Standards for Math and to California Science Curriculum Standards.
oSkope is a visual search assistant that lets you browse images and products from popular sites like Amazon, eBay, YouTube and Flickr in a highly intuitive way. You can skim thumbnails related to your search keywords and save search results from different services to a visual bookmark bar at the bottom of your browser screen. Flash required so ipad unfriendly
OSKOPE
oSkope is a visual search assistant that lets you browse images and products from popular sites like Amazon, eBay, YouTube and Flickr in a highly intuitive way. You can skim thumbnails related to your search keywords and save search results from different services to a visual bookmark bar at the bottom of your browser screen.
TinEye is a reverse image search engine. It finds out where an image came from, how it is being used, if modified versions of the image exist, or if there is a higher resolution version.