Desmos Calculator
Use this like the AP exam calculator.
Tip: drag the drawer edge or resize your window if you want more room.
Stats presets
One-click starter setups for common AP Stats calculator tasks.
Mode
Iframe
If these buttons are disabled, the app is in iframe mode. They will work automatically once the API loads.

Frequently Asked Questions

Straightforward answers about what CL Learning Labs is, how it works, and why it exists.


What is CL Learning Labs?

CL Learning Labs is a learning platform built for AP classrooms. It gives students structured spaces to practice, think, and improve on their own, while giving teachers a clear view of how each student is actually doing.

How is this different from students just using ChatGPT?

When students use ChatGPT, they can get polished answers without doing any thinking. CL Learning Labs is the opposite: the AI supports the student's reasoning without replacing it. Students do the cognitive work. The platform makes sure that work is visible to the teacher.

Is this trying to ban AI?

No. The answer is not to ban AI or to pretend it does not exist. The answer is to create learning environments where AI is used within boundaries that protect student thinking. Students still interact with AI. They just do it inside a structure designed for learning, not for shortcutting.

How does this help teachers?

The platform includes Teacher Decision Support: a daily view of your class that tells you where students are, who is struggling, and what to do next. Instead of guessing which students need attention, teachers get clear, actionable information drawn from real student work inside the platform.

How does this help students?

Students get structured practice with immediate, targeted feedback. The platform adapts to where they are and helps them improve through cycles of attempt, feedback, revision, and retry. The goal is genuine understanding, not just correct answers.

Which subjects are supported?

The platform currently supports AP Statistics, AP World History, AP US History, and AP Government. It is designed to work across subjects, and additional courses will be added as the platform grows.

Does correctness alone show understanding?

No. A right answer produced without reasoning is not evidence of learning. CL Learning Labs looks deeper than scores. It tracks how students arrive at answers, where their reasoning breaks down, and whether they can apply what they know in new contexts.

Who is building this?

CL Learning Labs was created by Mark Cline Lucey, a classroom teacher currently teaching AP World History at Vermont Commons School. He built this because he needed it in his own classroom. You can read more on our website.

Can I contact you or learn more?

Yes. Reach out at support@cllearninglabs.com. You can also explore the About and Philosophy pages for a deeper look at the platform and the ideas behind it.


Want to see how this works in practice?

Walk through a live classroom dashboard with sample student data. No account required.