ArcHub: Education and Reference
Reference
Dictionaries
Onelook.com - OneLook scans 805 dictionaries at once to find definitions, related words, quotes, lyrics, colors, and more
Wiktionary.org - free dictionary
Simple.M.Wiktionary.org - free dictionary (simplified)
More - from FMHY.net
Encyclopedias
EncycloSearch.org - search 65 encyclopedias at once
EncycloReader.org - search 33 encyclopedias in 12 languages
Wikipedia.org - free collaborative encyclopedia
Simple.M.Wikipedia.org - free collaborative encyclopedia (simplified)
Astronomy
Simply Astronomy [ebook] - by DK (2021)
The Astronomy Book [ebook] - Big Ideas Simply Explained by DK (2017)
How Space Works [ebook] - The Facts Visually Explained by DK (2021)
Stellarium.org is a planetarium for your computer that shows a realistic sky in 3D
How To Make a Telescope [video - yt]
Astronomy Encyclopedia [ebook]
More - from FMHY.net
Biology
Super Simple Biology [ebook] - The Ultimate Bitesize Study Guide by DK (2020) (ages 11-16)
How Biology Works [ebook] - The Facts Visually Explained by DK (2023) (teens & adults)
The Biology Book [ebook] - Big Ideas Simply Explained by DK (2021) (teens & adults)
Illustrated Guide to Home Biology Experiments [ebook] - All Lab, No Lecture
More - from FMHY.net
Language
Etymonline.com - etymology dictionary
RosettaProject.org - a global collaboration of language specialists and native speakers working to build a publicly accessible digital library of human languages.
LibreLingo.App - an experiment to create a community-driven language-learning platform
LibreTranslate [software] - Machine translation API for text and documents that is self-hostable, can be used offline, and has a free webapp.
More - from FMHY.net
Math
Delightful Math [website] - Curated list of Free, Libre and OpenSource softwares for mathematics!
Help Your Kids with Math [ebook] - by DK (2012)
Visual Guide to Math [ebook] - First Reference by DK (ages 5-7)
Simply Math [ebook] - by DK (2022)
Super Simple Maths [ebook] - by DK (2022)
The Math Book [ebook] - Big Ideas Simply Explained by DK (2019)
Basic Mathematics [pdf] - by US Army Medical Department (2006)
DIY Project Based Learning for Math and Science [ebook]
How Math Explains the World [ebook] - A Guide to the Power of Numbers, from Car Repair to Modern Physics by James D. Stein
TextBooks.aimath.org - The American Institute of Mathematics (AIM) seeks to encourage the adoption of open source and open access mathematics textbooks
More - from FMHY.net
Physics
The Physics Book [ebook] - Big Ideas Simply Explained by DK (2020)
SuperSimple Physics [ebook] - The Ultimate Bite-Size Study Guide by DK (2021)
Simply Quantum Physics [ebook] - by DK (2021)
Step - an interactive physics simulator that allows students to explore classical mechanics, particles, springs, gravity, coulomb forces, collisions, sound waves, etc. It also includes an equation solver and a unit conversion tool.
More - from FMHY.net
Science
Help Your Kids with Science [ebook] - by DK (2012)
What's the Point of Science? [ebook]
Science Lab [ebook] - by DK (ages 11-16)
How Science Works [ebook] - The Facts Visually Explained by DK (2018) (teen & adult)
The Science Book [ebook] - Big Ideas Simply Explained by DK (2014) (teen & adult)
General Education
How to Learn Almost Anything in 48 Hours [ebook]
FMHY.net/educational - free learning directory.
OerWorldMap.org/resource/ - map of Open Educational Resource initiatives around the world
OpenCulture.com - free cultural and educational media
Wikiversity.org - learning resources, learning projects, and research for use in all levels, types, and styles of education, including professional training and informal learning
LearningEquality.org - offline digital educational platform
OERCommons.org - tailored and context-specific services for individual institutions, consortia, and organizations looking to have a more intentional impact
edu.gcfglobal.org - free learning resources on more than 200 topics
OpenStax.org - nonprofit initiative of Rice University, publisher of open education resources (OER) and a provider of interactive learning technologies and education research
ReallyGoodStuff.com/free-resources-library - free educational resources for teachers
WeAreTeachers.com/free-online-learning-resources - free educational resources for teachers
ssec.si.edu - hands-on STEM curriculum, resources, and professional development programs
kcts9.pbslearningmedia.org - FREE, curriculum-aligned videos, interactives, lesson plans, and more for teachers
ClassCentral.com/report/free-certificates/ - free certification course
OERSI.org - Open Educational Resources from Higher Education
OCW.MIT.edu - free online educational resources from over 2,500 MIT undergraduate and graduate courses
MySchoolChoice.com/tips/keep-learning
WikiEducator.org/Main_Page - evolving community intended for the collaborative authoring and organising courseware for OERu, planning of education projects, building open education resources (OERs) on how to create OERs, networking on funding proposals developed as free content
EnlightenKnowledge.com - EnlightenKnowledge is a dedicated platform for exploring and sharing insights in Information Science, Library Science, Information Literacy, Digital Literacy, Research, and Information Management.
HumanRestorationProject.org - A non-profit organization listening to students, enacting systems-based change, and reimagining education.
OerWorldMap.org/resource/ - map of Open Educational Resource initiatives around the world
Wikibooks.org - free textbooks
TextBookEquity.org - free college textbooks
Cheatography.com - cheat sheets
507Movements.com - an online edition of the classic technical reference Five Hundred and Seven Mechanical Movements by Henry T. Brown. Original illustrations and text from the 21st edition, published 1908. It also includes animated versions of the illustrations, and occasional notes by the webmaster.
Animagraffs.com - in-depth, x-ray style look inside different machines
TILvids.com - video community focused on sharing original edutainment content