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.

American Psychological Association
Skills you'll gain: Institutional Review Board (IRB), Research, Scientific Methods, Ethical Standards And Conduct, Research Methodologies, Informed Consent, Psychology, Research and Design
Beginner · Course · 1 - 3 Months

Technical University of Munich (TUM)
Skills you'll gain: Traffic Flow Optimization, Transportation Management, Transportation Operations, Sustainable Systems, Demand Planning, Environmental Regulations, Sustainable Design, Environmental Issue, Sustainable Engineering, Regulatory Requirements, Law, Regulation, and Compliance, Sustainable Business, Feasibility Studies, Regulatory Affairs, Emerging Technologies, Regulatory Compliance, Safety Assurance, Concept Of Operations, Customer Demand Planning, Data-Driven Decision-Making
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Continuous Delivery, Test Driven Development (TDD), Unit Testing, Continuous Deployment, Continuous Integration, Test Script Development, Program Development, CI/CD, Agile Methodology, Test Automation, Development Testing, Mockups, Test Case, Agile Software Development, Software Testing, Debugging, Software Development, Python Programming, Version Control, Requirements Analysis
Intermediate · Specialization · 3 - 6 Months

Universitat de Barcelona
Skills you'll gain: Education and Training, Intercultural Competence, Culture, Teaching, Training Programs, Cultural Diversity, Curriculum Planning, Instructional Strategies, Research, Research Methodologies, International Relations, Student-Centred Learning, Surveys, Instructional and Curriculum Design, Pedagogy, Sustainable Development
Beginner · Course · 1 - 3 Months

Advancing Women in Tech
Skills you'll gain: Amazon Web Services, Cloud Computing, Cloud Management, Cloud Services, Amazon S3, Cloud Infrastructure, Amazon Elastic Compute Cloud, Public Cloud, Cloud Computing Architecture, AWS Identity and Access Management (IAM), Technical Product Management, AWS CloudFormation, Cloud Platforms, AWS Kinesis, Amazon Redshift, Cloud Security, Software Architecture, Amazon CloudWatch, Cloud Storage, Product Management
Build toward a degree
Beginner · Specialization · 1 - 3 Months

Goodwill Industries International
Skills you'll gain: Interviewing Skills, Coaching, Client Support, Employee Onboarding, Professional Networking, Branding, Negotiation, Writing, Resource Utilization, Financial Planning
Beginner · Course · 1 - 4 Weeks

Yale University
Skills you'll gain: Environmental Science, Social Justice, Cultural Responsiveness, Social Studies, Natural Resource Management, Environment, Environment and Resource Management, Cultural Diversity, Culture, Sustainable Development, Environmental Resource Management, Environmental Laws, Economics, Policy, and Social Studies, World History, Land Management, Climate Change Adaptation, Advocacy
Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: AI Orchestration, Agentic Workflows, Generative AI Agents, Agentic systems, LLM Application, Tool Calling, Software Design Patterns
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Dashboard, Dashboard Creation, Data Warehousing, Data Presentation, Relational Databases, Database Development, Data Access, Database Management, SQL, Query Languages, Data Management, Data Analysis, Data Analysis Software, Cloud Computing, Benchmarking, Market Share
Beginner · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: HTML and CSS, Responsive Web Design, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Web Design and Development, File Management, Web Design, Front-End Web Development, Web Development
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Large Language Modeling, LLM Application, Prompt Patterns, Prompt Engineering, Microsoft Azure, OpenAI API, Retrieval-Augmented Generation, OpenAI, Model Deployment, Risk Management Framework, MLOps (Machine Learning Operations), Embeddings, Cloud Deployment, Application Deployment, Python Programming
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Professional Networking, Professional Development, Leadership Development, Relationship Building, Business Consulting, Relationship Management, Consulting, Leadership, Trustworthiness, Amazon Web Services, Adaptability, Analytical Skills, Branding, Project Management, Brand Management, Critical Thinking, Problem Solving, Business Requirements
Beginner · Course · 1 - 4 Weeks