First aid courses can help you learn how to recognize common emergencies, understand basic response principles, and communicate effectively with trained professionals. You can build skills in identifying signs of illness or injury, assessing situations safely, and applying general preparedness concepts. Many courses introduce frameworks, scenario-based learning, and tools that support building confidence in responding to unexpected events.

Skills you'll gain: Amazon Web Services, Amazon S3, Machine Learning
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Adobe Photoshop, Photo Editing, Editing, Data Import/Export, Image Quality, Embeddings, Graphic Design, File Management
Intermediate · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: GitHub, Software Development Tools, Code Review, Linux, DevOps, Open Source Technology, Workflow Management, Conflict Management
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Routing Protocols, Network Routing, Virtual Local Area Network (VLAN), TCP/IP, Network Administration, Network Switches, General Networking, Network Architecture, OSI Models, Network Routers, Network Planning And Design, Network Engineering, Local Area Networks, Networking Hardware, Computer Networking, Network Infrastructure, Network Model, Network Protocols, Command-Line Interface
Mixed · Course · 1 - 3 Months

Skills you'll gain: Network Security, Open Shortest Path First (OSPF), Network Performance Management, Network Monitoring, Network Planning And Design, Network Engineering, Network Protocols, Infrastructure as Code (IaC), Terraform, Configuration Management, Encryption, System Configuration, Authentications, Scalability
Beginner · Specialization · 3 - 6 Months

Koç University
Skills you'll gain: Integral Calculus, Calculus, Advanced Mathematics, Differential Equations, Applied Mathematics, Linear Algebra, Mathematical Modeling, Mathematical Theory & Analysis, Derivatives, Physics, Geometry
Mixed · Course · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Financial Statement Analysis, Financial Statements, Financial Analysis, Financial Acumen, Financial Accounting, Balance Sheet, Cash Flows, Income Statement, Working Capital, Profit and Loss (P&L) Management, Business Metrics, Performance Analysis, Gross Profit, Analysis, Depreciation
Beginner · Course · 1 - 3 Months

American Psychological Association
Skills you'll gain: Qualitative Research, Case Studies, Interviewing Skills, Research Methodologies, Research, Data Collection, Culture, Psychology
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Grammar, English Language
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Pandas (Python Package), Data Cleansing, Data Manipulation, Data Preprocessing, Data Wrangling, NumPy, File I/O, Query Languages, Data Transformation, Data Integration, Python Programming, Data Analysis, Debugging
Beginner · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Structural Engineering, Structural Analysis, Construction, Engineering Analysis, Engineering Calculations, Mechanics, Engineering, Civil Engineering
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Research, UI/UX Research, User Interface and User Experience (UI/UX) Design, User Interface (UI), User Experience, UI/UX Strategy, Persona (User Experience), User Centered Design, Usability, User Flows, User Interface (UI) Design, Responsive Web Design, Graphic and Visual Design, Interactive Design, Interaction Design, Layout Design, Design Elements And Principles, Typography, Prototyping
Beginner · Course · 1 - 4 Weeks