Jellyman Education

All Courses, eBooks, Tableau Data Analytics & Visualization, Tableau Portfolio Design, Free Content

EBOOK: Tableau Visualization Design - 5 Common Mistakes That Kill Your Dashboard

Course • 2 lessons

Learn how to avoid 5 common Tableau design mistakes that confuse your audience and weaken your message. This guide will help you create cleaner, more effective dashboards by focusing on clarity, simplicity, and powerful visual storytelling.

All Courses, eBooks, Entrepreneurship & Content Creation, Free Content

EBOOK: Start Sustainable - Becoming a YouTuber Without Burning Out

Course • 1 lesson

Learn to grow a YouTube channel sustainably—without burnout. Use what you’re already doing, skip the fancy gear, and focus on smart content strategies that fit your life. Perfect for busy people who want to create, grow, and enjoy the process.

All Courses, eBooks, SQL, Databases and Programming, Free Content

EBOOK: SQL Programming Basics for Beginners

Course • 1 lesson

Learn SQL from scratch with real-world examples and simple explanations. This beginner-friendly course helps you build core skills to query, filter, sort, and analyze data confidently—perfect for aspiring analysts and data-driven thinkers.

All Courses, Tableau Data Analytics & Visualization, Tableau Portfolio Design

TABLEAU PORTFOLIO: Airbus A380 Data Set

Course • 4 lessons

Download 3 complete Tableau dashboards with datasets, images, and workbooks—perfect for building your data portfolio. Ideal for students preparing for job interviews or showcasing skills in analytics, storytelling, and dashboard design.

All Courses, eBooks, Entrepreneurship & Content Creation, Free Content

EBOOK: Start Ugly: The Entrepreneur’s First Step

Course • 1 lesson

Learn the essentials of smart investing with this beginner-friendly guide. Discover how to value stocks, benchmark returns, avoid emotional mistakes, and build a confident, long-term strategy to grow your wealth in the stock market.

All Courses, eBooks, Tableau Data Analytics & Visualization, Free Content

EBOOK: Tableau - The Data Superpower Toolkit

Course • 1 lesson

Learn the essentials of smart investing with this beginner-friendly guide. Discover how to value stocks, benchmark returns, avoid emotional mistakes, and build a confident, long-term strategy to grow your wealth in the stock market.