Curriculum comparison
UFLI Foundations vs Wilson Fundations: which structured-literacy core?
Both are Science-of-Reading-aligned. Both are widely-cited in state implementation guides. The differences that actually decide a district adoption: cost, training model, scope, and whether you need a turnkey published program or a flexible open-access core.
Quick reference
UFLI Foundations
- Publisher
- University of Florida Literacy Institute
- Grade range
- K-2 core; K-5 intervention
- Cost
- Free (manual + materials sold at cost)
- Pedagogy
- Explicit, systematic, sequential phonics; routines derived from structured literacy
Wilson Fundations
- Publisher
- Wilson Language Training
- Grade range
- K-3 core (Levels K, 1, 2, 3)
- Cost
- $200-400/student/year (includes materials + training)
- Pedagogy
- Orton-Gillingham-derived; multi-sensory; explicit, systematic, cumulative
Where they actually differ.
13 dimensions district leaders care about — pedagogy, cost, training, scope.
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| Dimension | UFLI Foundations | Wilson Fundations |
|---|---|---|
| Origin year | 2019 (manual published); routines piloted earlier | 1990s; current edition (3rd) released 2020 |
| Pedagogical lineage | Structured literacy + research-informed routines (Ehri, Moats) | Orton-Gillingham + research-informed adaptations |
| Grade scope | K-2 core, plus extension into upper elementary for intervention | K-3 core (4 levels); separate Wilson Reading System for intensive intervention |
| Lessons | ~128 lessons K-2 (across the published scope) | ~140 lessons/level, structured weekly |
| Daily time | 30-45 min | 30 min core + word-study time |
| Training requirements | Self-paced online + free; optional paid PD | Required Wilson-certified PD; multi-day institute typical |
| Cost per student | $0 — manual and routines are open-access; supplemental materials at cost | $200-400/year/student (materials + training amortized) |
| Decodable text included | Limited — supplemental decodables available open-source | Yes — leveled decodable readers per level included |
| Phonemic-awareness component | Embedded but not as standalone routine; many adopters pair with Heggerty | Embedded daily in 'Drill Sounds' and 'Echo Find Letter' routines |
| Differentiation built-in | Whole-group with small-group flex blocks; few per-student knobs | Whole-group with built-in differentiation activities per lesson |
| Assessment built-in | Limited — relies on universal screeners (DIBELS, Acadience) | Unit checkpoints + Wilson 'Trick Word' assessments; pairs with screeners |
| State-mandate friendliness | Cited in many state implementation guides; explicit SoR-aligned | Cited in many state implementation guides; explicit SoR-aligned |
| Heggerty / Kilpatrick pairing | Common — UFLI doesn't include daily PA routine | Less common — Wilson Fundations includes PA work |
Which one fits which district profile.
Both produce good outcomes when implemented well. The choice is usually about context — budget, existing programs, and how turnkey you need the rollout to be.
Choose UFLI Foundations if you…
- Districts with constrained budgets that need a Tier 1 phonics core right away
- Schools transitioning from balanced literacy and needing to move fast
- Coaches wanting open-access materials they can iterate on
- Pairing as Tier 1 with structured-literacy interventions (Wilson Reading System, IMSE, OG)
Choose Wilson Fundations if you…
- Schools/districts that prioritize a published, branded, professionally-trained core
- Settings where SPED + general-ed are tightly integrated and Wilson Reading System is already in use
- Districts that want a turnkey program with materials + training bundled
- Schools that need a multi-year (K-3) cohesive scope from a single publisher
How Storytime works with both
You don't have to pick one to use Storytime — we cross-tag both scopes.
Storytime's decodable library is cross-tagged against the lesson order of both UFLI Foundations and Wilson Fundations. On-demand decodable generation respects each curriculum's phonics caps — generate a book inside UFLI lesson 42's inventory, or inside Wilson Fundations Step 2.3's, and the model won't reach for untaught patterns. Whichever you adopt, the practice layer fits.
FAQ
Common questions about the comparison.
- Is UFLI Foundations free?
- Yes. The instructional manual is free to download from the University of Florida Literacy Institute website. Supplemental decodable books and printable materials are sold at cost but are not required to run the routines. The barrier-to-entry is intentionally low.
- How much does Wilson Fundations cost?
- Cost is typically $200-400 per student per year when amortized — covers materials kits, student workbooks, decodable readers, and required Wilson-certified professional development. Bulk and district pricing reduces the per-student number. Wilson Language Training does not publish a fixed price list.
- Can I use both UFLI and Wilson Fundations in the same district?
- Yes, and many districts do. Common pattern: Wilson Fundations as a turnkey K-3 core for some schools, UFLI Foundations as a flexible core for others — or UFLI as Tier 1 with Wilson Reading System as intensive Tier 3 intervention. Mixing programs at the school level is fine; mixing at the classroom level is harder because each has its own scope and sequence.
- Which one is better for older striving readers?
- Wilson Reading System (the intensive intervention, distinct from Wilson Fundations) is built for grades 2-12 striving readers; Wilson Fundations is K-3 only. UFLI's published scope extends to grade 5 for intervention contexts. For older struggling readers needing intensive intervention, Wilson Reading System or IMSE Orton-Gillingham are typical choices.
- Does either include phonemic awareness instruction?
- Wilson Fundations embeds phonemic-awareness routines daily ('Drill Sounds' and 'Echo Find Letter'). UFLI Foundations embeds some PA work but doesn't run a daily standalone routine — many UFLI adopters pair it with Heggerty Phonemic Awareness or Kilpatrick's Equipped for Reading Success.
- What's the scope-and-sequence difference?
- Both follow research-informed sequences — high-utility patterns first, cumulative review, systematic introduction. The exact lesson order differs (Wilson Fundations starts at consonants + short vowels in 'closed syllables'; UFLI starts at letter sounds → short vowels → simple words). The differences matter for decodable-book alignment but not for outcomes — both are Science-of-Reading-aligned.
- How does Storytime support both?
- Storytime cross-tags every decodable book in its 2,000+ book library against the lesson order of both UFLI Foundations and Wilson Fundations. On-demand decodable generation respects each curriculum's scope caps — generate a book inside UFLI lesson 42's phonics inventory, or inside Wilson Step 2.3's, and the model won't reach for an untaught pattern. The curriculum stays the source of truth.