California Public Benefit Corporation · Irvine, California

One teacher. Every learner.
Every day.

Lesson of the Day, PBC builds the system behind Kelly, The Daily Lesson, and Word Orb — one shared lesson every day, in every language, for every learner on Earth.

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

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. Devices, print, broadcast, and campus infrastructure are part of the wider company plan but are not labeled as live until they are live.

For learners

The Daily Lesson

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

Open thedailylesson.com →
The teacher

Kelly

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

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, and 30,288 knowledge graph links.

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, multilingual content.

See verification program →
Infrastructure

Built on Cloudflare

The entire platform runs on Cloudflare: 38 Workers, 20 R2 storage buckets, 22 D1 databases, serving 47 languages across 330+ global edge locations. Kokoro TTS powers Kelly's voice on local GPU. LiveKit Agents powers real-time interactive lessons.

See the developer layer →
Aerial view of the Chet Holifield Federal Building in Laguna Niguel, California

Prospective campus: Chet Holifield Federal Building · Laguna Niguel, CA · 92 acres · Designed by William L. Pereira, 1968–71. Read more →

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 application 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