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Changelog
What's new
We keep the lessons, simulations and fixes we add here, with their dates. Every item comes from a real change; we don't list behind-the-scenes technical work.
Currently 23 items across 4 dates. Is something missing or broken? Let us know.

Photo: Thought Catalog / Unsplash
Sunday
The community opens, you stay in control
- New
Community: works and gallery
In the colour, sound, perspective, robot arm, recipe and plant simulations you can send what you built to the gallery with “Share as a work”. Only your nickname is shown in the community, and your profile stays private until you open it. No messages or comments: just “Appreciate” a work you like.
See it - New
Monthly challenge
Each month, a small challenge with one simulation. Everyone who takes part earns XP once; there is no prize race or ranking, and our team picks featured works after the challenge ends.
See it - Security
A safe community
Every public work and profile can be reported. First works and text that looks like contact details are reviewed before they appear; the gallery and profiles are closed to search engines.
- New
Cookie settings and Cookie Policy
You can see everything the site stores in your browser in a single table and switch off everything optional with one click. You can change your choice at any time from “Cookie settings” in the footer or from Settings.
See it - New
A short guided tour
On your first visit, a tour of a few steps shows the key parts of the screen. You can skip it and restart it later from Settings.
- New
Thursday
For everyone who is curious
- Improvement
The home, About and Educators pages were rewritten
The site is now built around curiosity rather than exams. The home page has a small dice experiment and a real lesson simulation you can try without an account. This page and the photo credits page also opened today.
See it - New
Real photographs
Journey covers and pages now use photographs instead of patterns. All of them come from Unsplash; the photographers are named under each photo and on the credits page.
See it - Content
New topic: Curiosity
Exploration lessons that are not tied to a school year: Light and colour, Luck and probability, The scale of the universe. “Why is the sky blue?”, “The gambler’s fallacy” and “The light year” are a few of them.
See it - New
Two new simulations: colour mixer and probability lab
You can build the colour of the sky with spotlights, or roll thousands of dice and watch where the result settles.
- New
Journeys
Short series of lessons that start from a question: “Why do we slip on ice?”, “Does luck really exist?”, “How does electricity flow?” and four more. Every step’s simulation can be tried without an account.
See it - Security
Security review
The issues found in a security review have been fixed. There is nothing you need to do with your account.
- New
Badges and reward moments
A small celebration and a badge when you finish a lesson, keep a streak or move up a level. You can also personalise your profile. There is no public leaderboard.
- New
Pendulum, projectile and friction simulations
Three new physics simulations arrived, and the existing simulations are now animated too.
- Improvement
Statistics and a unit path on the student dashboard
The XP you earned in the last 7 days, your strengths and what to revise, where you are in the unit and which step of the lesson you’re on, all at a glance.
- New
Predict first
Simulations ask for a prediction before they open. Predictions are not scored; after the correct answer you compare it with your own prediction.
- New
Progress table for educators
The lessons and activities each student in the class has completed, their quiz average and assignment status, in one table.
See it - Improvement
Contact form and privacy notice
You can write to us from the site. The privacy policy and the KVKK (Turkish data protection law) notice were updated.
See it - Content
20 new blog articles
New articles on science and culture (in Turkish); each has a cover drawn for its topic.
See it - Improvement
Log in and sign up on one screen, a new top menu
Logging in and signing up now happen in the same place; sign-up fits on a single screen.
- Improvement
Wednesday
A fresh start as Kuazara
- New
New name, new interface
The product was named Kuazara and the interface was rewritten from scratch: night and day mode, more readable text and the same layout on every screen.
- Content
Pilot content: secondary school maths and science
The first units in Maths and Science, with a simulation and a mini quiz in every lesson. Topic and lesson pages are public; the blog also arrived with this release.
See it - Security
Sessions and permissions rewritten
Sign-in details are now kept in cookies that browser scripts cannot read, and every permission is checked on the server.
- New
Sunday
The first prototype
- New
The first trial version
The first prototype, with a different name and design. Most of the ideas tried between 27 and 30 September (such as a lesson hall and a shop) were dropped in the rewrite on 7 October.
- New