When we talk to teachers about Zeretis, the feedback is almost always the same: the most useful moment isn't when the solver gets a hard problem right. It's when a student types their question in plain English — the way they'd ask a teacher — and gets a complete, step-by-step answer back. This post is about how teachers are actually using Zeretis in the classroom, and what's working.
The problem that was stopping students
Before Zeretis, most math tools required students to learn a specific input format before they could use them. LaTeX for integrals. Special syntax for fractions. Exact notation for matrices. Teachers told us the same thing repeatedly: students who needed help the most were often the ones least able to navigate the tool's input requirements. The barrier to getting help was highest for the students who needed it most.
Zeretis accepts plain English. A student can type "what is the derivative of x squared plus 3x" and get the complete answer with steps. They don't need to know LaTeX. They don't need to know the solver's notation. They just need to describe their problem the way they'd describe it out loud.
How teachers are using it in class
The most common use case teachers describe is live demonstration. A teacher opens Zeretis on the classroom display, types a problem — in plain English or standard notation, whatever's fastest — and walks the class through the output step by step.
"I used to write worked examples on the board and students would copy them down," one secondary school maths teacher told us. "Now I type the problem and we talk about each step together. I can ask the class what they think the next step is before revealing it. It's much more interactive."
The key is that the output format — a clean sequence of numbered steps, each labelled with the rule applied — is designed to be read together, not just glanced at. It works projected on a whiteboard in the same way it works on a phone screen.
Assigning Zeretis for home use
Several teachers have told us they now direct students to Zeretis for homework checking. The approach they describe is consistent: students attempt problems themselves first, then use the solver to check their working step by step — not to get the answer, but to find where their method diverged from the correct one.
"The students who use it well are the ones who do their working first and then compare," another teacher said. "They're not looking for the answer — they're looking for the mistake. That's a completely different and much more useful behaviour."
Because Zeretis only responds to mathematical input, teachers have found they can assign it for home use without the concerns that come with general AI tools. It can't write essays. It can't go off-topic. It can't be used for anything other than the mathematics. "I can tell parents exactly what it does and doesn't do, and they're comfortable with it," one teacher noted.
Generating worked examples on demand
A third use pattern that's emerged is using Zeretis as a rapid worked-example generator. Teachers describe entering variations of a problem type — five slightly different quadratics, or four different integration-by-parts problems — and using the output as source material for worksheets, revision guides, or additional practice sets.
"I can generate more variety in ten minutes than I used to produce by hand in an hour," one teacher explained. "The output is clean, the steps are labelled correctly, and I can paste it straight into a worksheet. It's saved me a significant amount of preparation time."
What teachers actually say
The pattern we see consistently: Zeretis works best as a tool that makes mathematical reasoning visible, not as a shortcut that hides it. Teachers who use it this way — projecting it, discussing it, assigning it for comparison rather than copying — report genuine benefit. The step-by-step output isn't just a nice feature. For a classroom tool, it's the whole point.
If you're a teacher who'd like to discuss classroom pricing or how other schools are using Zeretis, we'd love to hear from you. Get in touch.