Courses from 1000+ universities
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.
600 Free Google Certifications
Computer Science
Artificial Intelligence
Digital Skills
Introduction to HTML5
Rome: A Virtual Tour of the Ancient City
The Modern World, Part One: Global History from 1760 to 1910
Organize and share your learning with Class Central Lists.
View our Lists Showcase
Learn expert techniques for priming and painting wooden boats, including primer and paint selection, application methods, and tips for achieving a beautiful finish on various boat surfaces.
Learn traditional wooden boat caulking techniques, including cotton seam caulking and essential shipwright tools. Gain insights from a master craftsman's experience and explore the art of boat building.
Crafting a shipwright's caulking mallet: learn design, preparation, and assembly techniques for this unique boatbuilding tool with its distinctive long head and longitudinal slots.
Explore three spiling methods for capturing plank shapes in carvel boat construction. Learn essential techniques for accurate hull planking in wooden boat building.
Learn to transform a traditional wooden seat post into a durable bronze version using sheet silicon bronze and silver soldering techniques. Master the art of boat restoration with expert guidance.
Experience the detailed process of casting a lead ballast keel for a Somes Sound 12 1/2 sailboat, demonstrated by expert boat builders during a fall retreat workshop at Bob Emser's Studio.
Witness the beauty of Skylark, a Haven 12 1/2 sailboat, as it takes to the water. Experience its award-winning craftsmanship and the culmination of a passionate boat-building journey.
Step-by-step guide to crafting a durable 10" ash wood dock cleat, including template use, dimensions, and finishing with Penofin Brazilian Rosewood Oil for longevity and beauty.
Learn to sculpt a bronze skylark masthead, from fitting the mast cone to welding techniques. Explore the symbolism behind the skylark and create a beautiful, meaningful boat ornament.
Master the construction of three essential workshop saw horses, including a folding design with storage shelf, sling boat stand, and Manning bench, with detailed building instructions and practical applications.
Master the essential process of building a strongback for the Little AUK 11 kayak through detailed assembly instructions and expert guidance for creating a solid foundation for your boat build.
Master detailed deck assembly techniques for the Wood Duck 12 kayak through expert guidance on crafting, shaping, and fitting components for a professional-quality finish.
Master the stitch-and-glue kayak building process through practical demonstrations of hull assembly, including essential techniques for sanding, beveling, bending, and clamping panels with copper wire stitching.
Master the techniques for fitting outer stems and fairing strip-planked kayaks with step-by-step demonstrations on shaping, sanding, and finishing to create a strong, seamless, and beautifully smooth hull.
Master essential strip planking techniques for building a Little Auk 11 kayak hull, including detailed guidance on fitting and shaping cedar strips for a sleek, lightweight design.
Get personalized course recommendations, track subjects and courses with reminders, and more.