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A Simplilearn Certificate Goes on LinkedIn Each Minute; Here’s How Krishna Kumar Built It From a Blog

17 years ago, Krishna Kumar started offering free PMP prep online. Today, it’s a leading digital upskilling platform that helps millions upskill in AI, cybersecurity, data science, and more.

Class Central Team Jun 22, 2026

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Electronics Repair School
How to Do It - Basic Soldering, Advanced Soldering and Microsoldering
2 ratings

Master soldering techniques from basic to advanced, including microsoldering. Learn essential skills for electronics repair, from SMD components to troubleshooting water damage and charging ports.
- YouTube
- 1 hour 26 minutes
- Self-Paced
- Free Video
Electronics Repair School
How Do Transistors Work? Beginner Lesson
2 ratings

Explore transistor basics, build a phototransistor circuit, and learn practical skills in electronics through hands-on experiments and clear explanations.
- YouTube
- 1 hour 17 minutes
- Self-Paced
- Free Video
Electronics Repair School
Volt, Amps, Resistance - Beginner Lesson
2 ratings

Explore fundamental electronics concepts: wires, conductivity, resistivity, current, Ohm's law, and AC/DC current. Gain essential knowledge for beginners in electronics.
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CodeHelp - by Babbar
Memory Management in OS - Contiguous Memory Allocation
2 ratings

Explore memory management in operating systems, covering logical and physical address spaces, memory protection, address translation, and contiguous memory allocation techniques.
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RegisteredNurseRN
Glaucoma - Open-Angle, Closed-Angle, Symptoms, Pharmacology, Pathophysiology Nursing NCLEX
2 ratings

Comprehensive overview of glaucoma, covering types, pathophysiology, treatments, and nursing considerations. Includes medication details, surgical options, and patient education for NCLEX preparation.
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Cardiogenic Shock Nursing Management, Pathophysiology, Interventions NCLEX Review
2 ratings

Comprehensive review of cardiogenic shock management for nurses, covering pathophysiology, symptoms, interventions, and NCLEX preparation. Focuses on cardiac function, patient assessment, and critical care strategies.
- YouTube
- 32 minutes
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Blood Transfusion Procedure Nursing - Reaction Types, Complications
2 ratings

Comprehensive guide on blood transfusion nursing procedures, covering patient preparation, monitoring, and potential complications. Emphasizes key responsibilities and safety protocols for nurses administering transfusions.
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Statistics Lecture - Sampling Techniques: How to Develop a Random Sample
2 ratings

Explore sampling techniques for developing random samples, including convenience, systematic, and cluster methods, while understanding potential sampling errors.
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The Royal Institution
Cracking Ancient Codes - Cuneiform Writing with Irving Finkel
2 ratings

Explore the origins of cuneiform writing and its decoding, uncovering ancient secrets like the Noah's Ark story. Learn about this revolutionary invention that made history possible.
- YouTube
- 39 minutes
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- Free Video
OPENPediatrics
Medical Error - From Disclosure & Apology to RCA
2 ratings

Explore best practices for handling medical errors, including disclosure, apology, and root cause analysis. Learn about effects on staff, debriefing techniques, and the "second victim" concept.
- YouTube
- 22 minutes
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- Free Video
OPENPediatrics
ECMO Global Trends and Use in Cardiopulmonary Resuscitation
2 ratings

Explore global ECMO trends, uses in cardiopulmonary resuscitation, and challenges faced by providers. Learn about utilizations, complications, and applications in critical care settings.
- YouTube
- 41 minutes
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- Free Video
Mary Greeley Medical Center
Foot and Ankle Pearls for the Primary Care Provider from an Orthopaedist's Perspective
2 ratings

Comprehensive overview of foot and ankle conditions, injuries, and treatments for primary care providers, covering surgical considerations, fractures, sprains, deformities, and arthritis management.
- YouTube
- 39 minutes
- Self-Paced
- Free Video
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What is Speech Language Pathology?
2 ratings

Comprehensive overview of speech-language pathology, covering swallowing disorders, cognitive issues, and vocal treatments in various healthcare settings.
- YouTube
- 48 minutes
- Self-Paced
- Free Video
Programming with Mosh
ChatGPT Tutorial for Developers - Ways to 10x Your Productivity
2 ratings

Discover 38 ways to boost productivity using ChatGPT for various programming tasks. Learn practical applications in Python, JavaScript, HTML, CSS, React, SQL, and more to enhance your development workflow.
- YouTube
- 28 minutes
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- Free Video
Animagraffs
How a Diesel-Electric Locomotive Works
2 ratings

Detailed 3D exploration of diesel-electric locomotive components and systems, covering mechanics, engine, electrical systems, braking, and operator controls for a comprehensive understanding of freight train operations.
- YouTube
- 25 minutes
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