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Explore a wide selection of free educational articles on our online courses website. Discover up-to-date content on a variety of subject areas, with tips and guidance to improve your skills and knowledge. Learn at your own pace with accessible, quality materials. Keep up with the latest trends and enhance your learning with our specialized articles.

Languages, Spanish

Spanish Pronunciation for Beginners: Vowels, the Rolled R and Silent H

Spanish is largely phonetic. Learn the five pure vowels, the rolled R, silent H, and the letters that trip up English speakers.

Technology and Programming, Office Productivity (Excel, Word and More)

VLOOKUP vs. XLOOKUP in Excel: Which One Should You Use?

Compare VLOOKUP and XLOOKUP in Excel: how each works, where VLOOKUP falls short, and when XLOOKUP is the better choice for your lookups.

Hobbies and Special Interests, Sports

The Four Swimming Strokes: Freestyle, Backstroke, Breaststroke and Butterfly

A beginner-friendly guide to the four competitive swimming strokes: how each one works, what makes it different, and tips for learning them safely.

Design and Creative Arts, Graphic design

RGB vs. CMYK: Which Color Mode Should You Use for Screen and Print?

Understand how RGB and CMYK work, why colors look different on screen and on paper, and how to choose the right color mode for your design projects.

Technology and Programming, Programming Fundamentals

Loops Explained: For, While and How to Avoid Infinite Loops

Learn how for and while loops work, when to use each one, and the common mistakes, like infinite loops, that every beginner programmer should know how to avoid.

Business and Marketing, Project Management

How to Build a Project Risk Register: A Simple Step-by-Step Guide

Build a project risk register step by step: identify risks, score probability and impact, choose responses and review them regularly.

School Subjects, Sociology

Social Norms Explained: Folkways, Mores and Laws in Everyday Life

Learn how sociology separates folkways, mores and laws, how norms are enforced, and why they change across cultures.

Music and Singing, Classical Guitar

How to Read Guitar Chord Diagrams: A Beginner’s Visual Guide

Learn to read guitar chord diagrams: strings, frets, dots, open and muted strings, finger numbers and barre marks.

BPM and Beatmatching: A Beginner’s Guide to Mixing Two Tracks Smoothly

Learn what BPM means, how beatmatching works and how phrasing and EQ turn two songs into one smooth mix. A clear starting point for new DJs.

Technology and Programming, App Development

How Push Notifications Work: From Your Server to the User’s Lock Screen

See how push notifications travel from an app server through APNs or FCM to a phone, plus permissions, message types and tips for useful alerts.