Math Circle Mate(以下简称"本应用")是一款面向 K-12 学生的数学思维学习工具。我们高度重视用户隐私,本隐私政策将说明我们如何收集、使用和保护您的信息。
Math Circle Mate (the "App") is a math thinking learning tool for K-12 students. We take your privacy seriously. This policy explains how we collect, use, and protect your information.
核心原则:本应用不连接任何服务器,不收集任何个人数据,所有数据仅存储在您的本地浏览器中。
Core principle: This app connects to no servers, collects no personal data. All data is stored only in your local browser.
Nickname — Display name you enter during setup (can be left blank)
Learning progress — Completed lessons, XP, level, streak days
Preferences — Language selection (Chinese/English)
Achievement data — Unlocked badge list
Unlock status — Course unlock status
Anonymous learning signals (optional) — Anonymous interaction data used to improve curriculum, including: lesson completion, answer correctness, hint usage, retry count. This data contains no personally identifying information.
Note: Your nickname is used only for local display and is never shared. Anonymous learning signals are stored only in your browser and contain no personally identifying information. You can delete all data at any time by clearing your browser data.
To improve curriculum quality, this app may collect the following anonymous interaction data. This data contains no personally identifying information and is used solely to analyze learning patterns and improve instructional content.
匿名会话标识符 — 随机生成的标识符,无法链接到个人
课程/轨道标识 — 学习的课程和轨道(公开课程信息)
答案结果 — 正确/错误(不含具体答案内容)
提示使用 — 使用的提示级别和次数
重试行为 — 答错后重试的次数
完成/放弃 — 课程完成或放弃的情况
响应时间 — 答题所用时间(仅用于难度分析)
Anonymous session identifier — Randomly generated, cannot be linked to an individual
Course/track identifiers — Which course and track was studied (public curriculum info)
Answer outcomes — Correct/incorrect (no specific answer content)
Hint usage — Hint level and count used
Retry behavior — Number of retries after incorrect answers
Completion/abandonment — Whether lessons were completed or abandoned
Response time — Time taken to answer (used only for difficulty analysis)
We do not collect: names, email addresses, precise location, school names, free-text personal information. All data is anonymized and cannot be traced back to individuals.
数据如何使用
How Data Is Used
您在本应用中的所有数据仅用于以下目的:
All data in this app is used solely for the following purposes:
保存您的学习进度,以便下次访问时继续学习
显示您的昵称和学习统计
记录解锁状态以管理课程访问权限
提供个性化学习体验(如连胜记录、徽章系统)
(可选)分析匿名学习模式以改进课程质量和教学内容
Save your learning progress so you can continue next time
Display your nickname and learning statistics
Track unlock status to manage course access
Provide personalized learning experience (streaks, badges)
(Optional) Analyze anonymous learning patterns to improve curriculum quality and instructional content
第三方服务
Third-Party Services
本应用使用以下第三方服务,它们可能会收集有限的匿名使用数据:
This app uses the following third-party services, which may collect limited anonymous usage data:
This app is designed for children and teenagers under 13. Since we collect no personal data, no parental consent is required. If you are a parent or guardian, you may delete all learning records at any time by clearing browser data.
We may update this privacy policy from time to time. The updated policy will be posted on this page with a revised "Last updated" date. We recommend checking this page periodically.
联系我们
Contact Us
如果您对本隐私政策有任何疑问,请通过以下方式联系我们:
If you have any questions about this privacy policy, please contact us:
Math Circle Mate 是一款独立的教育产品,与任何大学或数学圈组织无关,未获得其认可或赞助。
Math Circle Mate is an independent educational product and is not affiliated with, endorsed by, or sponsored by any university or Math Circle organization.