Vacation Countdown Calculator: Days, Work Hours & Prep
The weeks before any trip are full of some sort of mental static. Yes, you’re going away in the future but the calendar remains a … Read More
JSCalc
Free Fall Calculator: Fall Time, Impact Speed, Distance
How does it work? Imagine standing atop a tower and dropping a coin on the floor below. You hear the clack as it lands. How … Read More
Force of Gravity Calculator: F = Gm1m2/r² and Weight
Every moment of every day, gravity is affecting your life. But unless you’re dropping something, you don’t see it. Every second of your life, you … Read More
Weeks Countdown Calculator: Weeks, Days & Workweeks Left
A basic grid on a piece of paper, the calendar is a deceptively simple tool used to measure distance in time. But sometimes it doesn’t … Read More
French Press Coffee Ratio Calculator: Grams, Water, Steep
The special sort of sadness that results from waking up to muddy coffee when you ground your own beans full of optimism comes from thinking … Read More
Bill Split Calculator Based on Income (Fair Share by Pay)
There’s always this uncomfortable conversation between roommates or partners who want to split rent, and it doesn’t quite add up. While someone makes much less … Read More
Cooking Time Adjustment Calculator: Pan, Oven, Altitude
Remember the time you doubled a recipe for guests, put it in the oven, and took out a dish with brown edges and a middle … Read More
D&D Dice Probability Calculator: Hit, Advantage & Damage
In Dungeons and Dragons, the nail-biting action isn’t typically about swords crossing, it’s usually about a twenty-sided die rolling across table. You spend hours minimizing … Read More
Half Life Drug Calculator: Amount Left & Time to Clear
How much does it last? That’s the question behind most drug anxiety. When can I have a drink? Will the side-effects go away? Will this … Read More
Brick Calculator: Bricks, Mortar & Wall Area Counts
Building walls doesn’t demand complex engineering knowledge, just an even pace. A rhythm: set mortar, tap in unit, verify level, repeat. Until you discover you … Read More