YOUR CREATIVE SPACE TO PRACTICE
Small ideas.
Stronger coding skills.
A hands-on collection of little tools and challenges. Choose a project, play around, and learn by doing.
Weight
Kilograms & Pounds
Convert between metric and imperial weight with live results.
Open projectLength
Centimeters & Feet
Explore a quick, precise conversion between centimeters and feet.
Open projectLength
Feet & Inches
Translate a measurement into the familiar feet-and-inches format.
Open projectEveryday utility
Unit Converter
Convert values across several useful categories and units.
Open projectTime
Digital Clock
A clear, live clock with a choice of 12 or 24-hour time.
Open projectTime
Stopwatch
Start, pause, and resume a precise elapsed-time measurement.
Open projectPlay & learn
Number Guessing Game
Read the clues, sharpen your intuition, and beat your high score.
Open projectInspiration
Quote Collection
Discover a fresh collection of thoughtful words.
Open project