Work/EdTech · 2M learners

EdTech · 2M learners · 2024-2025

Time-to-mastery,
cut by 62%.

A K-12 math platform was failing 40% of its learners with a one-size-fits-all curriculum. We built an adaptive AI tutor that calibrates difficulty per learner and explains stuck moments.

Client
EdTech · K-12 math
Engagement
Squad · 10 months
Team
2 PMs · 1 designer · 5 engineers
Status
2M learners
Stack
claude · pgvector · next.js · postgres
05 · The results

Numbers their team verified.

62%
Faster time-to-mastery

Across all grade levels. Largest gains on previously stuck learners.

−28%
30-day churn

Stuck-then-churn cohort cut by more than half. $9M+ retained revenue.

+21pts
Parent NPS

Best predictor of long-term retention.

We've had AI features for two years that nobody used. This is the first thing the team built that learners and parents both notice.

Head of Learning
EdTech · 2M learners
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