Education Tools
Online education tools for students and teachers: a typing-speed trainer, an explorer of world alphabets and writing systems, and a number-to-words converter for many languages.
Roman Numerals
Type either box to convert. Switch modes for dates, a Roman clock, lessons, or a quiz. The chart stays visible.
Math Practice for Kids
Pick a level, fill in the answers, and tap Check. Earn coins, open chests, and unlock new worlds.
EGE Score Calculator
Converts primary points to test scores using the official scales and helps you grade a mock exam by task and by the official FIPI criteria — the way an examiner does.
Typing Trainer
Free typing trainer with adaptive lessons, code mode, finger heatmap and certificate. QWERTY, Dvorak, Colemak. 9 languages.
World Alphabets
Interactive alphabet guide for 12 languages. Click any letter to hear its pronunciation. Learn mode + quiz mode.
Number to Words
Spell numbers and amounts with real grammar — seven languages, currency, ordinals, cheques and batch mode.
Logic Games for Kids
Free adaptive logic puzzles for kids 5–12: patterns, odd-one-out, analogies, shapes, and deduction. Voice narration and a parent skill report.
Animal Vision Simulator
Pick an animal and a source, then drag the slider to compare your vision with theirs.
3D Earth Globe
Interactive 3D Earth globe with real-time day & night, sun position, country search and live ISS tracking. Free, in your browser.
Earthquake Map
A live map of recent earthquakes worldwide from USGS and EMSC — magnitude, depth and time for each quake, updated continuously. Free.
Wildfire Map
A live map of active wildfire hotspots worldwide from NASA satellites — heat detections from the last 24 hours, ranked by fire power. Free.
Satellite Tracker
Track satellites live on a map, see Starlink, and find out when the ISS will pass over your location — propagated in your browser. Free.
Sun & Moon
Find sunrise, sunset, golden hour, day length and the moon phase for any location, with live sun and moon directions on a map. Free.
Meteor Showers
See the next meteor shower, a live peak countdown, and whether the radiant is up, the sky dark and the moon out of the way for your location. Free.
Light Pollution Map
See light pollution on a map and tap anywhere for the exact night-sky brightness in mag/arcsec² — find the darkest skies near you. Free.
Wind Map
Watch live animated wind across the globe from the GFS model — wind speed and direction anywhere, with a reading for your own location. Free.
