World History Association — https://www.thewha.org/

BBC History — https://www.bbc.co.uk/history

History.com — https://www.history.com/

Spartacus Educational — https://spartacus-educational.com/

Internet History Sourcebooks Project — https://sourcebooks.fordham.edu/

US National Archives — https://www.archives.gov/

World Digital Library — https://www.wdl.org/en/

Gilder Lehrman Institute of American History — https://www.gilderlehrman.org/

History Matters — http://historymatters.gmu.edu/

The Avalon Project (Yale) — https://avalon.law.yale.edu/

National Geographic Education — https://education.nationalgeographic.org/

CIA World Factbook — https://www.cia.gov/the-world-factbook/

World Atlas — https://www.worldatlas.com/

Geography.com — https://www.geography.com/

US Geological Survey (USGS) — https://www.usgs.gov/

Geography Realm — https://www.geographyrealm.com/

OpenStreetMap — https://www.openstreetmap.org/

Royal Geographical Society — https://www.rgs.org/

GeoGuessr — https://www.geoguessr.com/

NASA Earth Observatory — https://earthobservatory.nasa.gov/

Council on Foreign Relations (CFR) — https://www.cfr.org/

The Brookings Institution — https://www.brookings.edu/

American Political Science Association — https://www.apsanet.org/

Politico — https://www.politico.com/

BBC Politics — https://www.bbc.co.uk/news/politics

OpenSecrets — https://www.opensecrets.org/

FiveThirtyEight (Politics) — https://fivethirtyeight.com/politics/

The Economist – Politics — https://www.economist.com/politics

Political Science Resources — http://www.politicalscience.com/

Public Agenda — https://www.publicagenda.org/

CORE-Economics (The Economy) — https://www.core-econ.org/

Khan Academy – Economics — https://www.khanacademy.org/economics-finance-domain

IMF – Finance & Development Magazine — https://www.imf.org/en/Publications/fandd

World Bank Open Learning — https://olc.worldbank.org/

The Economist – Economics — https://www.economist.com/economics

FRED (Federal Reserve Economic Data) — https://fred.stlouisfed.org/

CS50 (Harvard) — https://cs50.harvard.edu/

freeCodeCamp — https://www.freecodecamp.org/

edX – Computer Science — https://www.edx.org/learn/computer-science

Coursera – Computer Science — https://www.coursera.org/browse/computer-science

MIT OpenCourseWare – CS — https://ocw.mit.edu/courses/electrical-engineering-and-computer-science/

Codecademy — https://www.codecademy.com/

GeeksforGeeks — https://www.geeksforgeeks.org/

Khan Academy – Programming — https://www.khanacademy.org/computing/computer-programming

W3Schools — https://www.w3schools.com/

Stack Overflow — https://stackoverflow.com/

FIRST Robotics — https://www.firstinspires.org/robotics

Robotics Academy (Carnegie Mellon) — https://www.cmu.edu/roboticsacademy/

IEEE Robotics & Automation Society — https://www.ieee-ras.org/

Robohub — https://robohub.org/

RobotShop Community — https://www.robotshop.com/community/

Open Robotics — https://www.openrobotics.org/

Robotics Stack Exchange — https://robotics.stackexchange.com/

Art of Problem Solving (AoPS) — https://artofproblemsolving.com/

Brilliant.org — https://brilliant.org/courses/math/

Wolfram MathWorld — http://mathworld.wolfram.com/

Khan Academy – Math — https://www.khanacademy.org

Paul’s Online Math Notes — http://tutorial.math.lamar.edu/

Purplemath — https://www.purplemath.com/

NRICH Mathematics (Cambridge) — https://nrich.maths.org/

OpenStax – Math — https://openstax.org/subjects/math

MIT OpenCourseWare – Engineering — https://ocw.mit.edu/

TryEngineering — https://tryengineering.org/

TeachEngineering — https://www.teachengineering.org/

Engineering Toolbox — https://www.engineeringtoolbox.com

DiscoverE — https://discovere.org/

All About Circuits — https://www.allaboutcircuits.com/

edX – Engineering — https://www.edx.org/learn/engineering

Coursera – Engineering — https://www.coursera.org/browse/engineering

Elements of AI (Free, Beginner-Friendly) — https://www.elementsofai.com/

Kaggle Learn – Machine Learning & AI — https://www.kaggle.com/learn

Fast.ai (Practical Deep Learning) — https://www.fast.ai/

Google AI Education — https://ai.google/education/

IBM SkillsBuild – AI — https://skillsbuild.org/
AI Now Institute — https://ainowinstitute.org/

OECD AI Policy Observatory — https://oecd.ai/

Stanford AI Index — https://aiindex.stanford.edu/

Purdue OWL — https://owl.purdue.edu/

CommonLit — https://www.commonlit.org/

Grammarly Handbook — https://www.grammarly.com/handbook

Project Gutenberg — https://www.gutenberg.org/

LitCharts — https://www.litcharts.com/

SparkNotes — https://www.sparknotes.com/

Spanish

• Duolingo — https://www.duolingo.com/course/es/en/Learn-Spanish
• SpanishDict — https://www.spanishdict.com/
• FluentU — https://www.fluentu.com/en/spanish/

Burmese

• SEAlang Dictionary — http://sealang.net/burmese/
• Learn101 — https://www.learn101.org/burmese.php
• Internet Archive – Burmese Texts — https://archive.org

Chinese

• Yoyo Chinese — https://www.yoyochinese.com/
• HelloChinese — https://www.hellochinese.cc/
• Skritter — https://skritter.com/

French

• BBC Languages – French — https://www.bbc.co.uk/languages/french/
• Lawless French — https://www.lawlessfrench.com/

German

• Goethe-Institut — https://www.goethe.de/en/spr/ueb.html

• Deutsche Welle — https://www.dw.com/en/learn-german/s-2469

Regeneron STS — https://www.societyforscience.org/regeneron-sts/

ISEF — https://www.societyforscience.org/isef/

MIT PRIMES — https://math.mit.edu/research/highschool/primes/

Yale Young Global Scholars — https://globalscholars.yale.edu/

Best Delegate — https://bestdelegate.com/

HMUN — https://www.harvardmun.org/

THIMUN — https://thehague.thimun.org/

WFUNA — https://wfuna.org/

HOBY — https://www.hoby.org/

Civics Unplugged — https://www.civicsunplugged.org/

MIT LaunchX — https://launchx.com/

Ashoka Youth Ventures — https://www.ashoka.org/

International Mathematical Olympiad (IMO)
https://www.imo-official.org/

International Olympiad in Informatics (IOI)
https://ioinformatics.org/

International Physics Olympiad (IPhO)
https://www.ipho-new.org/

International Chemistry Olympiad (IChO)
https://www.icho2024.ae/

International Biology Olympiad (IBO)
https://www.ibo-info.org/

International Economics Olympiad (IEO)
https://ecolymp.org/

International Science Olympiad (ISO)
https://www.soinc.org/

World Mathematical Olympiad (WMO)
https://wmoedu.org/

American Mathematics Competitions (AMC 8 / AMC 10 / AMC 12)
https://www.maa.org/math-competitions

Princeton University Mathematics Competition (PUMaC)
https://pumac.princeton.edu/

YoungArts — https://youngarts.org/

Scholastic Art & Writing Awards — https://www.artandwriting.org/

826 National (Creative Writing Programs) — https://826national.org/

Polyphony Lit (Literary Journal) — https://www.polyphonylit.org/

Teen Ink — https://www.teenink.com/

The Adroit Prizes (Poetry & Prose) — https://theadroitjournal.org/adroit-prizes/

One Teen Story — https://www.oneteenstory.com/

National Young Composers Challenge — https://youngcomposerschallenge.org/

Poetry Society of America – Youth Programs — https://poetrysociety.org/

The Betty Award (Story Writing) — https://www.thebettyaward.com/

Hack Club — https://hackclub.com/

Major League Hacking (MLH) — https://mlh.io/

CodeDay — https://www.codeday.org/

Google Code-In (Archive) — https://codein.withgoogle.com/

FIRST Tech Challenge (FTC) — https://www.firstinspires.org/robotics/ftc
GitHub Student Developer Pack — https://education.github.com/pack

MIT Scratch (Create & Share Projects) — https://scratch.mit.edu/

Arduino Project Hub — https://create.arduino.cc/projecthub

Kaggle (Data Science Projects & Competitions) — https://www.kaggle.com/