Guides, charts & practical numbers.
No fluff. Just useful write-ups on conversions, weather, budgeting and everyday calculations.
How Much Should I Charge a US Client as a Freelancer Abroad?
A practical method for pricing US clients when you live in a lower-cost country: benchmark rates, currency risk, payment fees and the numbers to run before you quote.
Read guideDo I Pay Tax on Foreign Freelance Income?
How tax residency, source rules and double-taxation treaties usually work for freelancers earning from clients abroad — plus the records to keep from day one.
Read guideThe Best Way to Get Paid Internationally as a Freelancer
Bank wires vs Wise vs Payoneer vs Deel vs PayPal: real costs, arrival times and when each option makes sense for cross-border freelance payments.
Read guideFreelance Rate Calculator by Country
Work out a defensible hourly and day rate from your target income, local costs, billable hours and the currency you invoice in.
Read guideHow to Invoice a Client in Another Currency
Which currency to bill in, the exchange-rate wording to include, and how to stop FX movement from eating your margin between invoice and payment.
Read guidekg to lbs: Conversion Chart, Formula & Calculator
How to convert kilograms to pounds with a simple formula, a ready-to-use chart and common real-life examples.
Read guidecm to inches: Complete Conversion Guide with Table
Convert centimeters to inches fast. Includes the exact formula, a printable table and everyday use cases.
Read guideThe 50/30/20 Budget Rule: Calculator & Examples
A simple framework for splitting your income into Needs, Wants and Savings. Includes a working example.
Read guideHow to Read a Weather Forecast: AQI, UV & Wind Explained
What those numbers actually mean and how to plan your day around them.
Read guideFreelancer Hourly Rate Calculator: How Much to Charge
A simple method to set your rate based on desired salary, expenses and billable hours.
Read guideCelsius to Fahrenheit: Quick Mental Math & Exact Formula
Two ways to convert temperature: a fast estimate for travel and the precise formula for cooking.
Read guideWhat Is a Good AQI Level? Air Quality Index Ranges Explained
AQI 0-50 is good, 51-100 moderate, 101-150 unhealthy for sensitive groups. What each band means for running, kids and asthma.
Read guideUV Index Explained: When You Actually Need Sunscreen
What the UV index numbers mean, the burn times behind them and the threshold where sunscreen stops being optional.
Read guideFeels Like Temperature: How Heat Index and Wind Chill Are Calculated
Why 30 °C can feel like 40 °C, and how humidity and wind turn the real temperature into the apparent one.
Read guideHow Accurate Is a 14-Day Weather Forecast?
Forecast skill by day: what's reliable at 3 days, what's a coin flip at 10, and how to read long-range outlooks properly.
Read guideWhat Does 40% Chance of Rain Actually Mean?
Probability of precipitation is not the share of the day it rains — here's what the number really encodes.
Read guideBest Time of Day to Check the Weather (and Why Morning Forecasts Change)
Global models update on a fixed schedule. Timing your check to those runs gets you the freshest forecast.
Read guideHow to Read a Rain Radar Map: Colours, Timing and Nowcasting
Green, yellow, red — what radar colours mean, how to project a storm's arrival and where radar lies.
Read guideHow Many ml in a Cup? US, Metric and UK Cups Compared
A US cup is 236.6 ml, a metric cup 250 ml and a UK cup 284 ml. Which to use and when it matters in baking.
Read guideHow Many Steps in a Mile? Work It Out From Your Height
Roughly 2,000 steps per mile, but stride length changes it by hundreds. Calculate your own number.
Read guidemm to Inches: Formula, Chart and Common Sizes
Divide millimetres by 25.4. Includes a reference chart for screws, timber, screens and paper sizes.
Read guideSquare Feet to Square Meters: Formula and Room-Size Examples
Multiply square feet by 0.092903. A practical guide for property listings, flooring and rent comparisons.
Read guidekm/h to mph: Conversion Table for Speed Limits and Running Pace
Divide km/h by 1.609. Includes every common speed limit converted and a running pace comparison.
Read guideoz to Grams: Conversion Chart for Cooking and Post
One ounce is 28.35 g. Covers dry ounces, fluid ounces and the troy ounce used for gold.
Read guideAcres to Hectares: Formula, Chart and What the Sizes Look Like
One acre is 0.4047 hectares. Land-area conversions with football-pitch comparisons for scale.
Read guideKB, MB, GB, TB Explained: Why Your 1 TB Drive Shows 931 GB
The 1000 vs 1024 problem, how storage sizes really convert, and what each size holds in practice.
Read guideThe Pomodoro Technique: A Beginner's Guide That Actually Sticks
The six original steps, why 25 minutes was chosen, and the three mistakes that make most people quit in week one.
Read guidePomodoro vs the 52/17 Rule: Which Focus Cycle Suits Your Work?
25/5 or 52/17? How the two methods differ, where each one wins, and how to pick by task type.
Read guideWhat's the Best Pomodoro Length for Studying?
25, 45 or 90 minutes — matching block length to subject, exam pressure and your attention span.
Read guideHow Many Pomodoros Should You Do Per Day?
Realistic daily targets for students, freelancers and full-time employees — and why 16 is a trap.
Read guideDoes the Pomodoro Technique Work for ADHD? What to Change
Why standard 25/5 often fails with ADHD, and the adaptations — body doubling, shorter blocks, visible timers — that help.
Read guideDeep Work Time Blocking: How to Schedule Focus That Survives the Week
Timeboxing your calendar around energy peaks, protecting blocks from meetings, and combining it with Pomodoro.
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