Prepare for the CompTIA A+ certification for entry-level IT roles. Learn about hardware, software, networking, and troubleshooting.

University of Michigan
Skills you'll gain: Data Mining, Unsupervised Learning, Data Science, Anomaly Detection, Machine Learning Methods, Statistical Methods, Linear Algebra, Python Programming, Classification Algorithms
★ 4.7 (13) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Storytelling, Writing and Editing, Writing, Creativity
★ 4.5 (6) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Field-Programmable Gate Array (FPGA), Hardware Design, Serial Peripheral Interface, Electronic Hardware, Internet Of Things, Embedded Systems, Electronic Systems, Network Protocols, Control Systems, Communication Systems, Digital Communications, Hardware Architecture, Software Development Tools, System Design and Implementation, Engineering, Scientific, and Technical Instruments, Simulation and Simulation Software, Software Installation, System Configuration, Real Time Data
★ 4.4 (23) · Intermediate · Course · 1 - 4 Weeks

Utrecht University
Skills you'll gain: Lifelong Learning, Professionalism, Professional Development, Social Sciences, Organizational Change, Organizational Structure, Sociology, Psychology, Leadership, Personal Development, Empowerment, Initiative and Leadership, Leadership Development
★ 4.6 (81) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Technical Analysis, Market Dynamics, Market Trend, Financial Trading, Risk Management, Market Data, Trend Analysis, Risk Analysis, Securities Trading, Market Analysis, Consolidation
★ 4.1 (17) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Database Management, Database Development, Databases, Relational Databases, Database Application, Database Design, Query Languages, Data Access, Java, Java Programming, UI Components, User Interface (UI), Transaction Processing, Event-Driven Programming, Software Development
★ 4.3 (38) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Substance Abuse, Pain Management, Medical Prescription, Medication Dispensation, Managed Care, Patient Education And Counseling, Clinical Pharmacy, Pharmacology, Pharmacy, Pharmaceuticals, Substance Abuse Counseling, Chronic Diseases, Epidemiology, Injury Prevention, Mental and Behavioral Health, Pharmacotherapy, Health Policy, Public Health and Disease Prevention, Community Health, Public Health
★ 4.7 (51) · Beginner · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Microbiology, Epidemiology, Public Health and Disease Prevention, Public Health, Infectious Diseases, Environmental Science, Environment Health And Safety, Investigation, Environment, Environmental Monitoring, Laboratory Testing, Anthropology, Qualitative Research, Research Design, Research Methodologies, Data Collection
★ 4.8 (42) · Mixed · Course · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: Environmental Science, Natural Resource Management, Environmental Engineering and Restoration, Environment and Resource Management, Environmental Monitoring, Data Collection, Environment, Scientific Methods, Land Management, Environmental Resource Management, Biology, Life Sciences, Hydrology, Environmental Issue, Water Resource Management, Climate Change Adaptation, Ancient History
★ 4.7 (55) · Beginner · Course · 1 - 3 Months

École normale supérieure
Skills you'll gain: Sustainable Development, Economic Development, Governance, Sustainable Business, Environmental Issue, Socioeconomics, Environment, Natural Resource Management, Climate Change Mitigation, Environment and Resource Management, Climate Change Adaptation, Accounting, Project Finance, Environmental Policy, General Finance, Finance, Advocacy, Economics, Lobbying, Cost Benefit Analysis
★ 4.8 (44) · Intermediate · Course · 1 - 3 Months

Rice University
Skills you'll gain: Pulmonology, Respiration, Respiratory Therapy, Anatomy, Respiratory Care, Physiology, Pathology, Swallowing Disorders
★ 4.9 (15) · Intermediate · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Data Modeling, Data Visualization Software, Data Visualization, Data Transformation, Data Cleansing, Business Intelligence, Data Manipulation, Star Schema, Dashboard, Business Intelligence Software, Data Analysis, Dashboard Creation, Report Writing
★ 4.6 (57) · Beginner · Course · 1 - 4 Weeks