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Lesson plans, activities and teaching resources using NXT for Mindstorms robots

100 search engines

A search engine to find only free ebooks.

Type in a search term and your results come back coded by readability level The name "Twurdy" comes from a play on words with the question "Too Wordy?". The philosophy Everyone has different reading abilities. Some people searching the web are university professors and others are 5 year old children. Twurdy has been created to provide people with access to search results that suit their own readability level. What does it do? Twurdy uses text analysis software to "read" each page before it is displayed in the results. Then Twurdy gives each page a readability level. Twurdy then shows the readability level of the page along with a color coded system to help users determine how easy the page will be to understand.

You may have heard of Wolfram Alpha, which is a "computational knowledge engine." That makes it sound a bit scary, but it's a great tool once you can wrap your head around it. Apple's Siri uses Wolfram Alpha for 25% of its searches. You can leverage that magic and put Wolfram Alpha to work for you - the empty search box on its homepage holds endless possibilities.

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"is a search engine for creative commons photos, located in Vancouver, BC. They aim to be a community for designers, developers, photographers and other media publishers who want better, easier access to license-specific media on the web. This is a single integrated search, allowing users to bookmark their photos with private and public tags, and increasingly we will be offering advanced searching options, rating systems and other tools."

"The most relevant search engine for apps. "

"About this site Compfight is an image search engine tailored to efficiently locate images for blogs, comps, inspiration, and research. We make good use of the flickr™ API, but aren't affiliated with flickr."

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.

groups or clusters information based on search terms

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.

reliable authorative web searches

Research the Web more efficiently Save and organize results Collaborate with trusted people in real time

"Enter your question or calculation and Wolfram|Alpha uses its built-in algorithms and a growing collection of data to compute the answer. "

search engine, home page and news aggregator

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"Zanran Your source for data & statistics - graphs, charts and tables"