Coursera Bets $100 Million That Andrew Ng Can Do What Coursera Can’t

Class Central

Rankings
Career Certificates

Subjects

View all

Technology
Business
Creative
STEM
Health & Wellness
People & Society
Personal Growth & Lifestyle

View all Subjects

Universities
The Report

Courses from 1000+ universities

Rankings

Best Courses

Best of All Time
Best of the Year

Most Popular Courses

Most Popular of All Time
Most Popular of the Year

Career Certificates

Generative AI
UX Design
Data Science
Finance
DevOps
Project Management
View all Career Certificates

Technology

Computer Science
Artificial Intelligence
Data Science
Web Development
Programming
Databases
IT & Networking
DevOps
UX/UI Design
Blockchain & Cryptocurrency
Extended Reality (XR)
Generative AI
Cloud Computing
Cybersecurity
Game Development
Product Management
View all Technology

Business

Management & Leadership
Finance
Entrepreneurship
Marketing
Strategic Management
Project Management
Sales
Business Software
Real Estate
Professional Development
Accounting
Supply Chain Management
Business Strategy
Human Resources
View all Business

Creative

Music
Digital Media
Visual Arts
Design
Crafts
Performing Arts
AI Art
View all Creative

STEM

Mathematics
Engineering
Science
Statistics & Probability
Chemistry
Physics
Environmental Science
Astronomy
Biology
Agriculture
View all STEM

Health & Wellness

Disease & Disorders
Public Health
Health Care
Nursing
Mental Health
Continuing Medical Education (CME)
Medicine
Wellness
Nutrition
View all Health & Wellness

People & Society

Humanities
Education & Teaching
Social Sciences
History
Literature
Sociology
Economics
Psychology
Anthropology
Political Science
Law
Language Learning
Writing
Philosophy
Religion
View all People & Society

Personal Growth & Lifestyle

Personal Development
Sports & Recreation
Personal Finance
Parenting & Family
Food & Drink
Self-Defense & Martial Arts
Gardening
Productivity & Time Management
Games
Study Skills
Travel
Pets & Pet Care
Beauty & Makeup
Home & Living
Critical Thinking
View all Personal Growth & Lifestyle

Banning Telegram Can’t Stop Paper Leaks: Inside India’s NEET Exam Scandal

India banned Telegram after the NEET paper leak led to a retest for 2.28 million students. Class Central studied the scam, the money trail, and other platforms the leaks could move to.

Manoj Sharma Jul 29, 2026

Latest

Study Smarter: How to Focus, Beat Distraction, and Learn Faster
Can I Get College Credit from Online Courses?
Online Hobby Classes for Adults [2026]: 100+ Hobbies to Try
11 Best ChatGPT & Prompt Engineering Courses for 2026: Skills Beyond Copy-Paste Prompts
6 Best Raspberry Pi Courses for Beginners in 2026

Write for The Report

Visit The Report

600 Free Google Certifications
Trending

Most common

Popular subjects

Artificial Intelligence
34,664 courses
Programming
37,119 courses
AI Engineering
915 courses

Popular courses

Uncommon Sense Teaching
Deep Teaching Solutions
Happier Employees and Return-On-Investment Course
The University of Texas at Austin
Exploring English: Language and Culture
British Council

Organize and share your learning with Class Central Lists.

View our Lists Showcase

Sign up

Log in or Sign up

Log in
Sign up

Languages
Portuguese

Free Online

Portuguese Courses

3,816 courses

Showing 3,816 courses

Sort by Relevancy

Filter by

Filters

1. Free course (2,738)
2. With certificate (1,998)
3. Career certificates (5)
4. From universities (246)
Level
1. Beginner (1,494)
2. Intermediate (1,136)
3. Advanced (861)
Duration
1. < 30 mins (566)
2. 30 - 60 mins (305)
3. 1 - 2 hours (1,232)
4. 2 - 5 hours (497)
5. 5 - 10 hours (310)
6. 10+ hours (410)
Subject
1. Technology (1,635)
2. STEM (908)
3. Business (636)
4. People & Society (295)
5. Personal Growth & Lifestyle (102)

Instituto de Matemática Pura e Aplicada
Curvas Algébricas - Aula 06

Explore teoremas fundamentais de curvas algébricas: Bezout, singularidades, fórmulas de Plücker, Noether, curvas cúbicas, resolução de singularidades e Riemann-Roch.
- YouTube
- 2 hours 8 minutes
- Self-Paced
- Free Video
Instituto de Matemática Pura e Aplicada
Desigualdades Geométricas - Aula 07

Explore advanced geometric inequalities including Hölder, Minkowski, Jensen, and Brunn-Minkowski theorems with applications to isoperimetric problems and convex analysis.
- YouTube
- 57 minutes
- Self-Paced
- Free Video
Instituto de Matemática Pura e Aplicada
Cadeia de Markov - Aula 07

Explore conceitos avançados de Cadeias de Markov com o Professor Milton Jara do IMPA, baseado no livro de Levin, Peres e Wilmer, incluindo aplicações em pesquisa recente.
- YouTube
- 1 hour 24 minutes
- Self-Paced
- Free Video
Instituto de Matemática Pura e Aplicada
Mumford–Tate Groups in Hodge Theory - Aula 06

Explore advanced algebraic geometry through Mumford-Tate groups and their applications in Hodge theory with expert mathematical insights and rigorous theoretical foundations.
- YouTube
- 1 hour 47 minutes
- Self-Paced
- Free Video
Instituto de Matemática Pura e Aplicada
Curvas Algébricas - Aula 05

Explore teoremas fundamentais de curvas algébricas: Bezout, singularidades, fórmulas de Plücker, Noether, curvas cúbicas, resolução de singularidades e Riemann-Roch.
- YouTube
- 2 hours 21 minutes
- Self-Paced
- Free Video
Instituto de Matemática Pura e Aplicada
Cadeia de Markov - Aula 06

Explore conceitos avançados de Cadeias de Markov com o Professor Milton Jara do IMPA, baseado no livro de Levin, Peres e Wilmer, incluindo aplicações em pesquisa recente.
- YouTube
- 1 hour 53 minutes
- Self-Paced
- Free Video
Instituto de Matemática Pura e Aplicada
Desigualdades Geométricas - Aula 06

Explore advanced geometric inequalities including Hölder, Minkowski, Jensen, and Brunn-Minkowski theorems with applications to isoperimetric problems and convexity theory.
- YouTube
- 2 hours 11 minutes
- Self-Paced
- Free Video
Spring Boot Microservices

Desenvolva microserviços com Spring Cloud em 3 horas, incluindo service discovery, gateway, autenticação JWT e documentação Swagger.
- YouTube
- 4 hours 30 minutes
- Self-Paced
- Free Video
Exploring the Fundamentals of SAP System Security | BR

Explore os fundamentos de segurança SAP, abrangendo ambientes Cloud e On-Premise, administração de usuários, SAP SSO, Identity Services e governança de acesso.
- SAP Learning
- Self-Paced
- Free Online Course
Implementing SAP Field Service Management | BR

Explore SAP Field Service Management's key functionalities, including workforce scheduling, mobile apps, data analytics, business rules, AI integration, and crowd service to optimize field service operations.
- SAP Learning
- Self-Paced
- Free Online Course
Instituto de Matemática Pura e Aplicada
Cadeia de Markov - Aula 08

Explore conceitos avançados de Cadeias de Markov com o Professor Milton Jara do IMPA, baseado no livro de Levin, Peres e Wilmer, incluindo aplicações em pesquisa recente.
- YouTube
- 1 hour 55 minutes
- Self-Paced
- Free Video
Instituto de Matemática Pura e Aplicada
Grafos na OBMEP - Janeiro de 2026

Explore graph theory applications in Brazilian Mathematical Olympiad problems through practical examples and problem-solving strategies for high school mathematics educators.
- YouTube
- 1 hour 3 minutes
- Self-Paced
- Free Video
Instituto de Matemática Pura e Aplicada
Planejar Antes de Analisar - Como o Paradoxo de Simpson Pode Ser Evitado

Explore como evitar o paradoxo de Simpson através de planejamento adequado antes da análise estatística em contextos educacionais de matemática.
- YouTube
- 1 hour 5 minutes
- Self-Paced
- Free Video
Instituto de Matemática Pura e Aplicada
Desigualdades Geométricas - Aula 08

Explore advanced geometric inequalities including Hölder, Minkowski, Jensen, and Brunn-Minkowski theorems with applications to isoperimetric problems and convexity theory.
- YouTube
- 1 hour 59 minutes
- Self-Paced
- Free Video
Instituto de Matemática Pura e Aplicada
Olimpíadas em Sala de Aula - PAPMEM Janeiro 2026

Explore estratégias para incorporar problemas olímpicos no ensino médio, desenvolvendo raciocínio matemático e habilidades de resolução de problemas dos estudantes.
- YouTube
- 1 hour 24 minutes
- Self-Paced
- Free Video

Career Certificates

Generative AI
UX Design
Data Science
Finance
DevOps
Project Management
All Subjects

Coursera
Udemy
Noble Desktop
Simplilearn
CodeSignal
Boot.dev
All Universities

The Report by Class Central RSS Feed

Series Finale of Online Education
Udemy Earns More, Pays Less
Duolingo's 2026 Strategy
1000s of Free Certificates
Best Courses Guides
Best of All Time
Most Popular of All Time

About Class Central

Class Central aggregates courses from many providers to help you find the best courses on almost any subject, wherever they exist.

Facebook
Twitter
LinkedIn
YouTube
Bluesky

Class Central © 2011-2026 Privacy Policy

About Us
Join Us
Write for Us
Help Center
Contact Us

Share

Facebook
Twitter
Bluesky
Email

Never Stop Learning.

Get personalized course recommendations, track subjects and courses with reminders, and more.

Sign up for free

Someone learning on their laptop while sitting on the floor.