Turtle Universe1.4.1 - App Store

Dive into the mesmerizing world of Turtle Universe, where you can explore and learn about various social and scientific phenomena through captivating microworlds. Unleash your creativity by coding your own microworlds with text or blocks, and join lively discussions with young learners across the globe!

1) Discover over 100 intriguing scientific models from diverse fields - with even more on the way!
2) Investigate phenomena such as traffic jams, predator-prey interactions, and the blooming of flowers.
3) Immerse yourself in enthralling storylines within the microworlds.
4) Create and play with stunning computational art and addictive games just for fun!

Inspired by NetLogo, the leading multi-agent programmable modeling environment, Turtle Universe brings the limitless power of computational modeling to smartphones and tablets of young students and educators like you! Experience genuine scientific modeling shared by countless researchers and students worldwide.

Turtle Universe supports most NetLogo, NetLogo Web, and NetTango models right from the start.

From the creators of Physics Lab, a physics experiment simulation app loved by over 3 million learners and teachers.

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Term of Use: https://static.turtlesim.com/products/Term-Of-Use.txt
Privacy Policy: https://static.turtlesim.com/products/Privacy-Policy.txt

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Copyright 2021 John Chen & Uri Wilensky. All rights reserved.

Turtle Universe is authored by John Chen & Uri Wilensky and maintained by CCL at Northwestern University. If you mention the software in a publication, please include the citation below:

* Chen, J. & Wilensky, U. (2021). Turtle Universe. Center for Connected Learning and Computer-Based Modeling, Northwestern University, Evanston, IL.

Version History Using Augmented Reality (AR) to play with turtles around you!
1) Fixed reported interface issues.
2) Improved a few translation texts.
3) Fixed issues around import and export.
If you have any questions, please contact civitas@u.northwestern.edu 1.4.1 05/28/2025 Using Augmented Reality (AR) to play with turtles around you!
1) Updated execution engine, compatible with NetLogo 6.4.
2) Added a dedicated NetLogo color picker in the code editor.
3) One-click connection to the NetLogo online community is now available.
4) Fixed many reported issues around the audio and crashes.
If you have any questions, please contact turtlesim@u.northwestern.edu 1.4.0 09/06/2024 Using Augmented Reality (AR) to play with turtles around you!
1) Updated code editor and execution engine.
2) The Bitmap extension can now be used for turtle shapes.
3) One-click connection to the NetLogo online community is now available.
4) Fixed many reported issues.
If you have any questions, please contact turtlesim@u.northwestern.edu 1.3.3 02/01/2024 Using Augmented Reality (AR) to play with turtles around you!
1) Further improved the code editor experience.
2) Fixed many reported issues.
If you have any questions, please contact turtlesim@u.northwestern.edu 1.3.1 07/27/2023 Using Augmented Reality (AR) to play with turtles around you!
1) Remade command center and improved code editor.
2) Support for sharing scan results between different iOS AR devices.
3) Improved performance of all simulations.
4) Fixed the issue of potential turtle rendering order disorder.
5) Fixed the issue that might cause stuttering at startup.
6) Fixed the issue that might prevent quitting when saving.
7) Fixed the issue that might cause AR mode to crash.
8) No new dialogue boxes will appear for a short time after closing the code popup window.
9) Fixed the issue with Markdown format support.
10) Now you can use Bitmap extension to set the shape of turtles.
If you have any questions, please contact turtlesim@u.northwestern.edu 1.3.0 06/04/2023 Using Augmented Reality (AR) to play with turtles around you!
1) Further improved and stabilized the code editor.
2) Added support spatial sound effects (tune:play-at).
3) Other minor improvements for the app.
Please contact turtlesim@u.northwestern.edu for any other issues! 1.2.6 04/25/2023 Using Augmented Reality (AR) to play with turtles around you!
1) Further improved and stabilized the code editor.
2) Added support for directly opening NetLogo and NetTango models on phones and tablets.
3) Added support for exporting AR scans and importing from local files.
4) Other minor improvements for the app.
Please contact turtlesim@u.northwestern.edu for any other issues! 1.2.5 03/18/2023 Using Augmented Reality (AR) to play with turtles around you!
1) Fixed many bugs related to AR and expanded its capabilities.
2) Many new Agent-based Models for you to explore science and social science phenomena.
3) Improved code editor: more clever, less bugs.
4) Fixed other reported issues.
Please contact turtlesim@u.northwestern.edu for any other issues! 1.2.4 03/02/2023 Using Augmented Reality (AR) to play with turtles around you!
1) The new Augmented Reality support for all models.
2) The new Augmented Reality extension (xr) for integrating your models with physical surroundings (ALPHA).
3) Improved code editor: more smart, and less errors.
4) Fixed many issues around the physics extension (phys).
5) Fixed other reported issues.
Please contact turtlesim@u.northwestern.edu for any other issues! 1.2.3 01/30/2023 Happy holiday season! The new version of Turtle Universe comes with a completely new code editor (BETA) - let us know your thoughts!
1) A new code editor that better understands your code.
2) A better auto-completion feature that prompts relevant keywords when you are writing code.
3) A better linting feature that automatically locates potential code issues before you re-compile.
4) When a runtime error happens, you can now jump to the code with a single click.
5) Added the support for the `bitmap` extension that was introduced in NetLogo Web recently.
6) Many interface & NetLogo issues are fixed. 1.2.2 12/27/2022 Thank you all for participating in the issue tracker. We improved the app, including:
1) Updated the engine to improve speed;
2) Optimized the feedback when an error happens;
3) Supported emoji syntax such as :sad:;
4) Added the "Popular of All Times" sort for projects;
5) Fixed other reported issues.
Any questions? Contact turtlesim@u.northwestern.edu 1.2.1 10/25/2022 Thank you all for participating in the issue tracker. We fixed many bugs, including:
1) Improved the quality and usability of music extensions (sound, tune).
2) Improved the compatibility with existing NetLogo models.
3) Improved some model runtime issues.
4) Improved code's control over the interface.
Any questions? Contact turtlesim@u.northwestern.edu 1.2.0 08/25/2022 Thank you all for participating in the issue tracker. We fixed many bugs, including:
1) Improved interface usability in extreme cases.
2) Improved the compatibility with existing NetLogo models.
3) Improved some model runtime issues.
Any questions? Contact turtlesim@u.northwestern.edu 1.1.9 05/16/2022 1) Supported multi touches in the sensor extension.
2) Improved the block-based programming feature.
3) Added several models, including block-based ones!
Any questions? Contact turtlesim@u.northwestern.edu 1.1.8 03/22/2022 1) Collaborators could be added to your work!
2) Fixed several reported issues about the simulation and the interface.
Any questions? Contact turtlesim@u.northwestern.edu 1.1.7 02/10/2022 1) Provided more help information in the workspace.
2) Unlocked many features in the "World Settings".
3) Fixed several reported issues about the simulation and the interface.
Any questions? Contact turtlesim@u.northwestern.edu 1.1.6 02/07/2022 Fixed several reported issues about the simulation and the interface.
Any questions? Contact turtlesim@u.northwestern.edu 1.1.5 01/13/2022 1) UI widgets can now be edited in-app!
2) Supproted importing and exporting NetLogo or NetTango models.
3) Fixed many other reported issues.
Any questions? Contact turtlesim@u.northwestern.edu 1.1.4 10/24/2021 1) Greatly improved the performance and power efficiency of the app!
2) Added customizable shapes and vector displaying features for the physics extension.
3) Implemented the Dialog extension to allow for user inputs.
4) Many more UI and performance optimizations. 1.1.3 09/24/2021 1) Greatly improved the performance and power efficiency of the app!
2) Added customizable shapes and vector displaying features for the physics extension.
3) Implemented the Dialog extension to allow for user inputs.
4) Many more UI and performance optimizations. 1.1.2 09/21/2021 1) Dark mode! As for now, you need to manually enable it.
2) Improved the code editor, especially on the auto-completion.
3) Allowed switching to NetLogo code in the block-based programming interface.
4) Supported joints in the physics extension (phys:).
5) Fixed many reported issues on the engine and the interface. 1.1.1 08/26/2021 Physics extension is OUT (in beta still)! Try the phys extension for related features.
1) Improved the user experience of the code editor.
2) Improved the user experience of block-based coding.
3) Fixed some issues about the sound extension.
4) Fixed many interface issues, especially those about block-based coding.
5) Fixed many engine issues. 1.1.0 07/25/2021 > A round of major improvements!
1) Use the sound & tune extensions to write your own tune!
2) Models could recognize 7 different gestures now.
3) Play with the gravity, light, and magnetic sensors!
4) Also contains many other bugfixes.
Most importantly: we will soon support creating models! 1.0.9 06/30/2021 Thanks for everyone's testing, as 1.0.7 addresses many reported issues.
Meanwhile, we updated the built-in NetLogo version.
We will soon bring some templates to create models from scratch.
More importantly, we hugely improved the simulation performance on many platforms! 1.0.8 06/07/2021 Thanks for everyone's testing, as 1.0.7 addresses many reported issues.
Meanwhile, we updated the built-in NetLogo version.
We will soon bring some templates to create models from scratch.
More importantly, we hugely improved the simulation performance on many platforms! 1.0.7 06/06/2021