Study Courses
Practice reading, writing, and math with level-based question generators that keep producing fresh problems.
OpenCreations
What Can You Explore Here?
A growing set of tools, experiments, and more.
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Pi Voice Checker
Speak digits of Pi, track your streak, and see the exact prefix you have recited correctly.
OpenEaster Bunny Memory
Follow the bunny behind the eggs, survive the trick effects, and build your own custom shuffle rules.
OpenPrime Speed Check
Judge whether each number is prime, switch difficulty levels, and test your speed on phone or desktop.
OpenNumber Information
Check whether a number is prime, list its factors, and see quick number facts in one place.
OpenClassic Snake
Guide the snake across the grid, eat food to grow longer, and survive as long as you can.
OpenHomework Tracker
Save assignments by account, mark them complete, and keep your schoolwork organized across devices.
OpenMore Tools
More creations can be added here as the collection grows.
Coming Soon