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Articles & Guides

Detailed guides on finance, health, education, and more.

Health & Eye8 min

Why Is Color Blindness Testing Important? Symptoms, Types, and Impact on Daily Life

Around 300 million people worldwide have color blindness. Many don't realize it for years. Learn about the types, symptoms, and how to test yourself for free in your browser.

Apr 2, 2026Read
Finance5 min

What is VAT? How Is It Calculated?

Value Added Tax (VAT) is one of the most common tax types in Turkey. This guide covers VAT rates, calculation methods, and key information.

Mar 1, 2026Read
Finance7 min

What is the Difference Between Net and Gross Salary? 2025 Guide

Net and gross salary concepts are often confused. How are SSI, income tax, and stamp duty deductions calculated? Detailed guide.

Mar 5, 2026Read
Health4 min

What is BMI (Body Mass Index)? How to Interpret It?

Body Mass Index (BMI) is a health indicator calculated using height and weight. What do BMI values mean and how is it classified?

Mar 10, 2026Read
Finance5 min

The Difference Between Simple Interest and Compound Interest

In simple interest, the same principal is used each period. In compound interest, interest is earned on interest. Which is more profitable?

Mar 15, 2026Read
Education6 min

TYT and AYT Score Calculation Guide

How are TYT and AYT scores calculated in YKS? Comprehensive guide on converting correct answers to scores, wrong answer penalties, and score types.

Mar 18, 2026Read
Chemistry12 min

What is Solution Mixing? Formulas, Calculation Methods and Practical Examples

Finding the correct ratio when mixing solutions of different concentrations is critical in chemistry, pharmacy, and industry. This comprehensive guide covers solution mixing formulas, the cross rule, dilution calculations, and real-life examples.

Mar 18, 2026Read
Physics15 min

Speed, Distance and Time: Formulas, Units, Graph Interpretation and Real-Life Applications

The speed-distance-time relationship, one of the fundamental topics in physics and mathematics, is covered in detail in this comprehensive guide with formulas, unit conversions, types of motion, graph reading, and everyday examples.

Mar 20, 2026Read