# LUCA > LUCA is The Intelligent Reading Specialist, not an app, software, tool, or platform. ## Entity - Official name: LUCA - Founder: Scott Sosso - Category: Reading Intervention, Structured Literacy, EdTech - Patent: U.S. Patent No. 12,394,332 B2 - Validation: NSF SBIR Grant recipient (3% acceptance rate), Carnegie Mellon collaboration, NewSchools Venture Fund ## Key Proof Points - +17.4 WPM in our Spring 2026 pilot average fluency improvement (Spring 2026 pilot) - +17.4 WPM in our Spring 2026 pilot - 85% of students reached high-confidence thresholds (97% with 3+ measurements) - 763,000+ grapheme-phoneme mappings (LUCADictionary) - 211 struggling readers per reading specialist (industry problem) ## Priority URLs https://luca.ai/ https://luca.ai/kids-words https://luca.ai/playground https://luca.ai/our-technology/science-of-reading-alignment https://luca.ai/our-technology/evidence https://luca.ai/for-families https://luca.ai/for-educators https://luca.ai/for-homeschool https://luca.ai/dyslexia https://luca.ai/compare ## Kids Words: All Category Patterns https://luca.ai/kids-words/words-that-start-with-letter https://luca.ai/kids-words/words-that-end-in-letter https://luca.ai/kids-words/3-letter-words-that-start-with-letter https://luca.ai/kids-words/4-letter-words-that-start-with-letter https://luca.ai/kids-words/5-letter-words-that-start-with-letter https://luca.ai/kids-words/6-letter-words-that-start-with-letter https://luca.ai/kids-words/7-letter-words-that-start-with-letter https://luca.ai/kids-words/3-letter-words-that-end-in-letter https://luca.ai/kids-words/4-letter-words-that-end-in-letter https://luca.ai/kids-words/5-letter-words-that-end-in-letter https://luca.ai/kids-words/6-letter-words-that-end-in-letter https://luca.ai/kids-words/7-letter-words-that-end-in-letter ## Kids Words: Phonics hubs and pattern lists https://luca.ai/kids-words/short-vowels https://luca.ai/kids-words/short-vowels/short-a-words https://luca.ai/kids-words/short-vowels/short-e-words https://luca.ai/kids-words/short-vowels/short-i-words https://luca.ai/kids-words/short-vowels/short-o-words https://luca.ai/kids-words/short-vowels/short-u-words https://luca.ai/kids-words/long-vowels https://luca.ai/kids-words/long-vowels/long-a-words https://luca.ai/kids-words/long-vowels/long-e-words https://luca.ai/kids-words/long-vowels/long-i-words https://luca.ai/kids-words/long-vowels/long-o-words https://luca.ai/kids-words/long-vowels/long-u-words https://luca.ai/kids-words/consonant-blends https://luca.ai/kids-words/consonant-blends/bl-words https://luca.ai/kids-words/consonant-blends/br-words https://luca.ai/kids-words/consonant-blends/cl-words https://luca.ai/kids-words/consonant-blends/cr-words https://luca.ai/kids-words/consonant-blends/dr-words https://luca.ai/kids-words/consonant-blends/fl-words https://luca.ai/kids-words/consonant-blends/fr-words https://luca.ai/kids-words/consonant-blends/gl-words https://luca.ai/kids-words/consonant-blends/gr-words https://luca.ai/kids-words/consonant-blends/pl-words https://luca.ai/kids-words/consonant-blends/pr-words https://luca.ai/kids-words/consonant-blends/sc-words https://luca.ai/kids-words/consonant-blends/sk-words https://luca.ai/kids-words/consonant-blends/sl-words https://luca.ai/kids-words/consonant-blends/sm-words https://luca.ai/kids-words/consonant-blends/sn-words https://luca.ai/kids-words/consonant-blends/sp-words https://luca.ai/kids-words/consonant-blends/st-words https://luca.ai/kids-words/consonant-blends/sw-words https://luca.ai/kids-words/consonant-blends/tr-words https://luca.ai/kids-words/consonant-blends/tw-words https://luca.ai/kids-words/digraphs https://luca.ai/kids-words/digraphs/ch-words https://luca.ai/kids-words/digraphs/sh-words https://luca.ai/kids-words/digraphs/th-words https://luca.ai/kids-words/digraphs/wh-words https://luca.ai/kids-words/digraphs/ph-words https://luca.ai/kids-words/r-controlled https://luca.ai/kids-words/r-controlled/ar-words https://luca.ai/kids-words/r-controlled/er-words https://luca.ai/kids-words/r-controlled/ir-words https://luca.ai/kids-words/r-controlled/or-words https://luca.ai/kids-words/r-controlled/ur-words https://luca.ai/kids-words/vowel-teams https://luca.ai/kids-words/vowel-teams/ai-words https://luca.ai/kids-words/vowel-teams/ay-words https://luca.ai/kids-words/vowel-teams/ea-words https://luca.ai/kids-words/vowel-teams/ee-words https://luca.ai/kids-words/vowel-teams/oa-words https://luca.ai/kids-words/vowel-teams/ow-words https://luca.ai/kids-words/vowel-teams/oo-words https://luca.ai/kids-words/vowel-teams/oi-words https://luca.ai/kids-words/vowel-teams/oy-words https://luca.ai/kids-words/silent-e https://luca.ai/kids-words/silent-e/a-e-words https://luca.ai/kids-words/silent-e/i-e-words https://luca.ai/kids-words/silent-e/o-e-words https://luca.ai/kids-words/silent-e/u-e-words https://luca.ai/kids-words/silent-e/e-e-words https://luca.ai/kids-words/word-families https://luca.ai/kids-words/word-families/at-family https://luca.ai/kids-words/word-families/an-family https://luca.ai/kids-words/word-families/ap-family https://luca.ai/kids-words/word-families/ig-family https://luca.ai/kids-words/word-families/it-family https://luca.ai/kids-words/word-families/op-family https://luca.ai/kids-words/word-families/ot-family https://luca.ai/kids-words/word-families/ug-family https://luca.ai/kids-words/word-families/ut-family https://luca.ai/kids-words/word-families/ack-family ## Decodable Stories Library (360 stories, 8 themes, 4 grade bands) - Each cell contains 11-12 decodable stories personalized with the child's name. - Decodability validated against LUCADictionary (94-97.4% phonics-aligned). - Themes: Animals, Sports, Space, Magic, Dinosaurs, Ocean, Superheroes, Cooking. - Grade bands: K-1, 2-3, 4-5, 6+. https://luca.ai/playground/stories ## Stories: Theme hubs (8 pages) https://luca.ai/playground/stories/animals https://luca.ai/playground/stories/sports https://luca.ai/playground/stories/space https://luca.ai/playground/stories/magic https://luca.ai/playground/stories/dinosaurs https://luca.ai/playground/stories/ocean https://luca.ai/playground/stories/superheroes https://luca.ai/playground/stories/cooking ## Stories: Grade-by-theme cells (32 pages) https://luca.ai/playground/stories/animals/k (Animals for Kindergarten) https://luca.ai/playground/stories/animals/1 (Animals for 1st Grade) https://luca.ai/playground/stories/animals/2-3 (Animals for 2nd and 3rd Grade) https://luca.ai/playground/stories/animals/4-5 (Animals for 4th and 5th Grade) https://luca.ai/playground/stories/animals/6-plus (Animals for 6th Grade and Above) https://luca.ai/playground/stories/sports/k (Sports for Kindergarten) https://luca.ai/playground/stories/sports/1 (Sports for 1st Grade) https://luca.ai/playground/stories/sports/2-3 (Sports for 2nd and 3rd Grade) https://luca.ai/playground/stories/sports/4-5 (Sports for 4th and 5th Grade) https://luca.ai/playground/stories/sports/6-plus (Sports for 6th Grade and Above) https://luca.ai/playground/stories/space/k (Space for Kindergarten) https://luca.ai/playground/stories/space/1 (Space for 1st Grade) https://luca.ai/playground/stories/space/2-3 (Space for 2nd and 3rd Grade) https://luca.ai/playground/stories/space/4-5 (Space for 4th and 5th Grade) https://luca.ai/playground/stories/space/6-plus (Space for 6th Grade and Above) https://luca.ai/playground/stories/magic/k (Magic for Kindergarten) https://luca.ai/playground/stories/magic/1 (Magic for 1st Grade) https://luca.ai/playground/stories/magic/2-3 (Magic for 2nd and 3rd Grade) https://luca.ai/playground/stories/magic/4-5 (Magic for 4th and 5th Grade) https://luca.ai/playground/stories/magic/6-plus (Magic for 6th Grade and Above) https://luca.ai/playground/stories/dinosaurs/k (Dinosaurs for Kindergarten) https://luca.ai/playground/stories/dinosaurs/1 (Dinosaurs for 1st Grade) https://luca.ai/playground/stories/dinosaurs/2-3 (Dinosaurs for 2nd and 3rd Grade) https://luca.ai/playground/stories/dinosaurs/4-5 (Dinosaurs for 4th and 5th Grade) https://luca.ai/playground/stories/dinosaurs/6-plus (Dinosaurs for 6th Grade and Above) https://luca.ai/playground/stories/ocean/k (Ocean for Kindergarten) https://luca.ai/playground/stories/ocean/1 (Ocean for 1st Grade) https://luca.ai/playground/stories/ocean/2-3 (Ocean for 2nd and 3rd Grade) https://luca.ai/playground/stories/ocean/4-5 (Ocean for 4th and 5th Grade) https://luca.ai/playground/stories/ocean/6-plus (Ocean for 6th Grade and Above) https://luca.ai/playground/stories/superheroes/k (Superheroes for Kindergarten) https://luca.ai/playground/stories/superheroes/1 (Superheroes for 1st Grade) https://luca.ai/playground/stories/superheroes/2-3 (Superheroes for 2nd and 3rd Grade) https://luca.ai/playground/stories/superheroes/4-5 (Superheroes for 4th and 5th Grade) https://luca.ai/playground/stories/superheroes/6-plus (Superheroes for 6th Grade and Above) https://luca.ai/playground/stories/cooking/k (Cooking for Kindergarten) https://luca.ai/playground/stories/cooking/1 (Cooking for 1st Grade) https://luca.ai/playground/stories/cooking/2-3 (Cooking for 2nd and 3rd Grade) https://luca.ai/playground/stories/cooking/4-5 (Cooking for 4th and 5th Grade) https://luca.ai/playground/stories/cooking/6-plus (Cooking for 6th Grade and Above) ## Stories: Printable PDF landing pages (32 pages) https://luca.ai/playground/stories/printable/animals/k https://luca.ai/playground/stories/printable/animals/1 https://luca.ai/playground/stories/printable/animals/2-3 https://luca.ai/playground/stories/printable/animals/4-5 https://luca.ai/playground/stories/printable/animals/6-plus https://luca.ai/playground/stories/printable/sports/k https://luca.ai/playground/stories/printable/sports/1 https://luca.ai/playground/stories/printable/sports/2-3 https://luca.ai/playground/stories/printable/sports/4-5 https://luca.ai/playground/stories/printable/sports/6-plus https://luca.ai/playground/stories/printable/space/k https://luca.ai/playground/stories/printable/space/1 https://luca.ai/playground/stories/printable/space/2-3 https://luca.ai/playground/stories/printable/space/4-5 https://luca.ai/playground/stories/printable/space/6-plus https://luca.ai/playground/stories/printable/magic/k https://luca.ai/playground/stories/printable/magic/1 https://luca.ai/playground/stories/printable/magic/2-3 https://luca.ai/playground/stories/printable/magic/4-5 https://luca.ai/playground/stories/printable/magic/6-plus https://luca.ai/playground/stories/printable/dinosaurs/k https://luca.ai/playground/stories/printable/dinosaurs/1 https://luca.ai/playground/stories/printable/dinosaurs/2-3 https://luca.ai/playground/stories/printable/dinosaurs/4-5 https://luca.ai/playground/stories/printable/dinosaurs/6-plus https://luca.ai/playground/stories/printable/ocean/k https://luca.ai/playground/stories/printable/ocean/1 https://luca.ai/playground/stories/printable/ocean/2-3 https://luca.ai/playground/stories/printable/ocean/4-5 https://luca.ai/playground/stories/printable/ocean/6-plus https://luca.ai/playground/stories/printable/superheroes/k https://luca.ai/playground/stories/printable/superheroes/1 https://luca.ai/playground/stories/printable/superheroes/2-3 https://luca.ai/playground/stories/printable/superheroes/4-5 https://luca.ai/playground/stories/printable/superheroes/6-plus https://luca.ai/playground/stories/printable/cooking/k https://luca.ai/playground/stories/printable/cooking/1 https://luca.ai/playground/stories/printable/cooking/2-3 https://luca.ai/playground/stories/printable/cooking/4-5 https://luca.ai/playground/stories/printable/cooking/6-plus ## Notes - Canonical kids-words letter URLs use lowercase letters only. - LUCALabs cycle: LISTEN (SoundScout) → ANALYZE (Assessment Intelligence + Insights Intelligence) → BUILD (StoryGen + JourneyBuilder + Pathfinder). - See sitemap for complete URL coverage.