Courses from 1000+ universities
AI got cheap enough that Duolingo’s most expensive plan may not survive it. I read the earnings call transcript and opened the app to see what is actually changing for learners.
600 Free Google Certifications
Programming
Cybersecurity
Digital Marketing
Sustainable Tourism: Society & Environmental Aspects
Introducción a la inversión bursátil
Industrial Pharmacy-I
Organize and share your learning with Class Central Lists.
View our Lists Showcase
Explore a wide range of free and certified Geotechnical engineering online courses. Find the best Geotechnical engineering training programs and enhance your skills today!
Learn fundamental mathematical techniques from Linear Algebra and Calculus used in STEM domains, critically reflect on these through pertinent examples, and practice the concepts with the use of apple
Learn how to model and simulate system dynamics in automotive engineering
Learn the fundamentals of passive and active safety in automotive engineering
Learn systems engineering methods for modeling, simulating, evaluating, and making decisions about complex management systems.
An engineering-focused introduction to industrial catalysts, from design and preparation through characterization, operation, deactivation, and emerging catalytic technologies.
ChatGPT, Gemini AI, Copilot, DALLE, Midjourney, Firefly, Leonardo AI, Capcut, Runway ML, Kaiber, Eleven Labs, Deepfakes.
Learn to design reusable prompts, break tasks into clear steps, control AI outputs, and apply prompt patterns with a brief introduction to RAG.
Master AI Agents, RAG, MCP, Memory, Planning, Multi-Agent Systems, LangGraph, CrewAI and LangChain in 21 Days
A comprehensive engineering mechanics foundation spanning rigid-body motion and the stress, deformation, and strength of structural members.
Learn to read and create engineering drawings using orthographic projection, dimensioning, section views, assembly drawings, and AutoCAD.
Can I become a software person? YES, you can! Everyone can become a software person. So, welcome to Software Engineering!
Master prompt techniques, prompt patterns, and prompt templates to improve AI results at work from AI tools faster.
Practice writing, testing, and refining prompts with ChatGPT and Midjourney to create marketing copy, images, and campaigns.
Explore the workings of the fascinating buildings, devices, and public utilities that we use almost every minute of the day, in this course taught by an award-winning professor.
Learn to prompt ChatGPT for software development, generating commands, queries, classes, tests, and refactored code within an end-to-end AI-assisted workflow.
Get personalized course recommendations, track subjects and courses with reminders, and more.