Learnbin Lab

Links

• Open website lab.learnbin.net

Tags

1. 
   MatrixCalc

   MatrixCalc is a web-based matrix calculation tool. It performs matrix operations including addition, multiplication, inversion, determinant and rank calculation, transposition, diagonalization, row echelon form conversion, exponentiation, LU decomposition, QR decomposition, and singular value decomposition. It also solves systems of linear equations with step-by-step solutions. Users can input decimal fractions, mathematical expressions, matrix literals, and use built-in functions for calculations.

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2. 
   TheDevilsDictionary

   TheDevilsDictionary helps learn languages with dictionaries, reading tools, lessons, pronunciation, or study resources.

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3. 
   Scrible

   Scrible is a modern research and writing platform for school and work. It allows users to save, manage, annotate, and share web content. Features include cloud storage of bookmarks and files, a searchable library with tags, in-browser annotation, and sharing of annotated articles. A Chrome extension and Google sign-in are available.

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4. 
   StudyCraft

   StudyCraft is an open source, free study tool available for Windows, MacOS and Linux. It allows users to import study materials including PDFs, Markdown files, webpages and GitHub repositories, which are automatically indexed into a vector database for semantic search. Users can customize their imported content, and the tool automatically generates flashcard decks and practice tests, plus provides study session analytics to track progress. It supports self-hosted and cloud-hosted large language model integrations and is built for fast performance.

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5. 
   InfoPlease

   InfoPlease is a free online reference service that provides encyclopedia, almanac, atlas, biographical entries, dictionary, and thesaurus content. It also offers quizzes, daily historical facts, birthday information, and current news for users.

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6. 
   Symbolab

   Symbolab provides educational videos, lessons, tutorials, or self-learning resources.

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