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: Plotly, Data Visualization, Datamaps, Data Visualization Software, Scatter Plots, Jupyter, Python Programming, Exploratory Data Analysis, Pandas (Python Package), Data Analysis, Medical Science and Research
Beginner · Guided Project · Less Than 2 Hours

University of Western Australia
Skills you'll gain: Workforce Planning, Recruitment, Recruitment Strategies, Diversity and Inclusion, Human Resource Strategy, Workplace inclusivity, Talent Sourcing, Diversity Awareness, Organizational Effectiveness, Talent Acquisition, Job Analysis
Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Scala Programming, Big Data, Data Manipulation, Distributed Computing, Data Processing, Performance Tuning, SQL, Data Persistence, Data Analysis, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Root Cause Analysis, Correlation Analysis, Regression Analysis, Data Collection, Descriptive Statistics, Statistical Hypothesis Testing, Statistical Analysis, Process Analysis, Six Sigma Methodology, Lean Six Sigma, Data Analysis, Process Improvement, Statistical Inference, Pareto Chart
Beginner · Course · 1 - 4 Weeks

Ball State University
Skills you'll gain: Data Visualization, Rmarkdown, Exploratory Data Analysis, Data Visualization Software, Ggplot2, Interactive Data Visualization, Plot (Graphics), Statistical Visualization, R (Software), R Programming, Data Storytelling, Histogram, Scatter Plots, Data Analysis, Tidyverse (R Package), Data Manipulation
Build toward a degree
Intermediate · Course · 1 - 3 Months
Yonsei University
Skills you'll gain: Capital Budgeting, Financial Statement Analysis, Business Valuation, Strategic Decision-Making, Financial Analysis, Entrepreneurial Finance, Financial Management, Financial Modeling, Market Analysis, Competitive Analysis, Cash Flow Forecasting, Business Research, Business Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Electrical Systems, Basic Electrical Systems, Hardware Troubleshooting, Software Systems, Electrical Engineering, Test Engineering, Systems Integration, Debugging, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Creativity, Culture, Liberal Arts, Neurology, Research, Psychology, Social Sciences, Science and Research, Ethical Standards And Conduct, Anthropology, Sociology, Governance
Mixed · Course · 1 - 4 Weeks

The University of Edinburgh
Skills you'll gain: Pulmonology, Chronic Diseases, Respiratory Care, Primary Care, Respiratory Therapy, Patient Evaluation, Rehabilitation, Patient Education And Counseling, Diagnostic Tests, Treatment Planning, Health Equity, Preventative Care, Community Health, Patient-centered Care
Mixed · Course · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Physiology, Biochemistry, Cell Biology, Pharmacology, Molecular Biology, Immunology, Microbiology, Nutrition and Diet, Oncology
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Web Development, UI Components, Usability, Typography
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Grant Writing, Sample Size Determination, Biostatistics, Statistical Analysis, Data Analysis, Clinical Research, Statistical Methods, Science and Research, Statistical Hypothesis Testing, Data Collection
Intermediate · Course · 1 - 3 Months