The Daily Lesson
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Lesson of the Day, PBC · Irvine, California

One lesson a day.
Every language on earth.

Kelly teaches 365 lessons a year — in 47 languages, for ages 5 to 102. One shared lesson every day, built on AI education infrastructure you can own.

Flagship product: thedailylesson.com · Developer layer: wordorb.ai

Meet KellySee the products
March 23, 2026
Today's lesson · Hook · Story · Wonder · Action · Wisdom
Age 535102
365
Calendar-locked days
162,253
Words indexed
19
Lesson languages
47
Dictionary languages
What exists today

Built and live.

Everything listed here can be touched right now. The consumer product, the teacher, the developer layer, and the verification program are all live and serving users.

For learners

The Daily Lesson

One shared lesson every day across 365 calendar-locked days, 19 lesson languages, and four curriculum tracks. The flagship daily learning surface.

Start today's lesson →
The teacher

Kelly

The teaching surface at the center of the company. Structured, repeatable, multilingual, and built around a daily relationship with learners of every age.

Meet Kelly →
Developer layer

Word Orb

API and docs surface for verified vocabulary, structured lesson endpoints, and language infrastructure. 162,253 words, 489,106 translations across 47 languages.

Explore wordorb.ai →
Verification

Orb Verified

The education verification mark for AI and robotics companies. Nine review gates, three tiers, and a public registry confirming an AI system learns from structured, ethical content.

See verification program →
For developers

Education infrastructure for the agent era.

APIs that give any AI tutor, classroom robot, or learning platform structured educational content — instantly. Published as an MCP server.

API

Word Orb

162K words · 47 languages · 60 tones

Every word defined, pronounced, and contextualized. The vocabulary layer for AI that teaches.

Explore Word Orb →
API

Lesson Orb

226K lesson blocks · 5-phase curriculum

Structured lessons across 4 curriculum tracks, 10 archetypes, 3 age groups, 19 languages.

Explore Lesson Orb →
API

Quiz Orb

21K assessments · 6 question types

Assessment that adapts. Six question types aligned to daily lessons. Built for AI-native evaluation.

Explore Quiz Orb →

Or get everything: Orb Education Stack — Word + Lesson + Quiz + Knowledge Graph.

View PricingRead the Docs →

Published as an MCP server. Works with Claude, ChatGPT, and any AI agent.

Pricing

Simple pricing. Scale when ready.

Starter
$49/mo
  • 5,000 API calls/day
  • 7 languages
  • Word Orb access
  • Community support
Get started →
Growth
$149/mo
  • 50,000 API calls/day
  • 47 languages
  • All Orb APIs
  • Priority support · 99.9% SLA
Get started →
Enterprise
$499/mo
  • Unlimited API calls
  • 47 languages + custom
  • Full Education Stack
  • Dedicated support · 99.99% SLA
Contact sales →

Consumer plans start at $7.99/mo. See consumer pricing →

Founder

Nicolette Rankin

Track record

$77M annual revenue at OpenEnglish

Scale

2M+ students across 25 countries

Commitment

20+ years in education technology

Structure

Mission-locked California PBC · 100% founder-owned

IP

3 registered trademarks · Pending U.S. patent 18/088,519

Nicolette has already built education technology at global scale. OpenEnglish reached $77M in annual revenue, served 2M+ students, and operated across 25 countries. Harvard Business School featured her as the protagonist in the case study “Finding Product Market Fit.”

Lesson of the Day is the next expression of that work: one teacher, one daily lesson, one mission-locked company, and a platform strategy that can support consumer, institutional, and offline distribution over time.

nicoletterankin.com →
Contact

Start a conversation.

nicolette@lotdpbc.com(805) 233-5084
The Daily LessonSchoolsThe Building
The Daily LessonWord OrbiLearnNicolette Rankin
© 2026 Lesson of the Day, PBC. California Public Benefit Corporation · Entity No. 5774402
100% founder-owned · No exit planned · Perpetual mission