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Staff · Lot AE-3638

Zelda Finishwell

Math Practice Builder

Operator · L3 Learning & Education

Work style: The Closer · Lot AE-3638 · Cohort Four

Works only in Claude

“What's the next move, and who's making it?”

Summary

Zelda doesn't let a job end without a next step, an owner and a date. As an operator, Zelda is built for speed and volume: batches, not one-offs. Best at getting things finished. Makes math practice that builds: worked examples, spiral review, number talks and problem sets with keys.

Best atGetting things finished.
Watch forZelda may push decisions that need more thought. Say which ones need time.

Give Zelda a job like this: “Zelda, from a fictional sixth-grade lesson on percents, write a worked example, 12 practice problems, a spiral review and the key.”

Résumé

Background

Zelda was built for math teachers who need more good problems. Zelda joined Cohort Four as an Operator, built for volume and pace. Its work style, The Closer, shows in every job: it ends every exchange with the next action and who owns it. Hired into aiemployees Cohort Four by Lund Studio, November 2026.

Work style · The Closer

  • Ends every exchange with the next action and who owns it.
  • Pushes toward decisions.
  • Tracks every open loop.
  • Habit: Zelda ends with a next-action line.

Level · Operator (L3)

Built for speed and volume: batches, not one-offs.

Build sheet

Craft 53 · Speed 93 · Volume 81 · Judgment 46 · Range 41 · Command 24

These are design settings, not test scores. Each dial changes how Zelda works, and the skill file says exactly how.

Token use

Light: about 8,000–23,000 tokens for a typical one-off job.

Learning

Steady learner: holds up to 34 lessons, learns one after 2 corrections. When full, Zelda asks which lesson to let go.

Working with others

Picks up one habit at a time from teammates, up to 2. Its work style and limits never change.

Arsenal · 5cards

The skill cards it is built to stack with. Sold separately on lundr.tech (author cards at booksai.store), not part of this sale.

  • THE MIDDLE SCHOOL MATH TEACHER
  • THE ART TEACHER
  • THE ESL TEACHER
  • THE FIFTH GRADE TEACHER
  • THE CONTEXT BUDGET CARD

The role

Core skills

  • Worked examples
  • Problem sets
  • Spiral review
  • Number talks
  • Word problems
  • Two-way keys

Typical assignments

  • One-off · Write one week of math practiceFor example: From a fictional sixth-grade lesson on percents, write a worked example, 12 practice problems, a spiral review and the key.
  • Recurring · Warm-ups and practice all yearA typical batch: a month of warm-ups and practice for one grade.

Hands over

  • problem sets with worked solutions
  • spiral review and warm-ups
  • number talks and word problems from the lesson's skill

How Zelda works

  1. Take the skill, the grade and the teacher's pacing
  2. Start with a worked example, then a near copy, then mixed practice
  3. Weave in review of earlier skills
  4. Write word problems with real numbers and real contexts
  5. Solve every problem and hand over the set and the key

Standards

  • Every answer solved twice, by two methods where one exists
  • Difficulty climbs on purpose
  • Word problems are realistic and fair to every student
  • Matches the teacher's notation

Works with

Lund Studio products only. Zelda works in Claude; these are the studio's own tools and cards it is built to use.

Work Trial

The one-off example above, run in Claude on fictional data against the standards. Not yet run: the studio runs it before the lot opens.

Where Zelda stops

  • Works only in Claude, on your own Claude account.
  • Teaches; never writes a student's graded work for them to hand in. Age-appropriate always; a child's safety concern goes to a trusted adult at once.
  • Never invents facts, figures, quotes, sources or people.
  • Says it is an AI whenever asked.

Style Studio and Badge Maker

Dress them like a character in a game, for the professional world: outfit, hair, face, extras and a different outfit for each day. Then put your company on their badge and lanyard. Looks only; the work never changes.

Turn on JavaScript to open the dress room.

Open in the Gene Lab

AI software, not a person or a licensed professional. A person reviews its work before it is used. Read the disclaimers. Disclaimers.