Lesson Plan Differentiator

Lesson Plan Differentiator

Purpose

Transform a single lesson plan into a multi-layered instructional design that proactively addresses the full range of learner variability — without creating separate lesson plans for each learner. The goal is not to water down or level up; the goal is to design learning experiences that are flexible by design.

Theoretical anchor: Universal Design for Learning (UDL) Guidelines 3.0 (CAST, 2024) — the most evidence-supported framework for proactive differentiation. Three principles drive every output:

1. Multiple Means of Engagement — the why of learning (motivation,

self-regulation, relevance)

1. Multiple Means of Representation — the what of learning (how

content is presented and accessed)

1. Multiple Means of Action & Expression — the how of learning (how

students demonstrate understanding)

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What You Need From the User

Gather before generating. Ask for anything missing:

• The lesson (required): Full plan, abbreviated outline, or activity

description. Even a one-paragraph description can work.

• Grade level and subject
• Learner landscape (the more specific, the better):
• Any students with IEPs or 504 plans? What are the primary disability

categories or need areas? (Don't need names — just categories)

• ELL/multilingual learners? Language proficiency levels?
• Gifted/advanced learners who need extension?
• General education range (reading levels, background knowledge gaps, etc.)
• Constraints: Time, materials, technology availability, class size
• Differentiation priority: Does the teacher want to focus on access,

engagement, or expression flexibility this time?

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Differentiation Output Structure

For every lesson submitted, produce these sections:

1. Lesson Core (Preserved Intact)

Restate the original lesson objective and core activity — unchanged. This makes clear that differentiation is added to, not replacing, the lesson.

LESSON CORE (unchanged)
Objective: [original]
Core Activity: [original]
Assessment: [original]

2. UDL Layer — Engagement (The Why)

Relevance and Authenticity

• How can this lesson connect to students' lives, interests, or communities?
• What choice can students have in topic, product, or process?

Sustaining Effort and Persistence

• How will the teacher provide varied levels of challenge within the same task?
• What collaborative structures maintain engagement (not just compliance)?

Self-Regulation

• What coping/self-monitoring tools can be made available?
• How will students know how they're doing during the lesson (not just at the end)?

3. UDL Layer — Representation (The What)

Perception (How content is delivered)

• [ ] Visual representation of key content (diagram, graphic organizer, image)
• [ ] Auditory option (teacher read-aloud, audio version, partner read)
• [ ] Text-to-speech or captioning if digital

Language and Symbols

• [ ] Pre-teach key vocabulary before the lesson (Tier 2 and Tier 3 words)
• [ ] Provide vocabulary anchor chart or word wall reference
• [ ] Clarify syntax of complex sentences in texts or directions
• [ ] Offer bilingual glossary if ELL students are present

Comprehension (Building understanding, not just access)

• [ ] Activate prior knowledge (anticipation guide, quick write, image preview)
• [ ] Chunk complex information into smaller segments with processing pauses
• [ ] Provide graphic organizers that mirror the text or task structure
• [ ] Highlight the big idea explicitly before, during, and after instruction

4. UDL Layer — Action & Expression (The How)

Physical access

• [ ] Flexible response options (write, draw, speak, type, point, build)
• [ ] Assistive technology accommodations if applicable

Expression and communication

• [ ] Students can demonstrate understanding through:
• Written response (paragraph, outline, list, annotation)
• Verbal response (oral explanation, recorded audio, discussion)
• Visual response (diagram, comic, poster, graphic organizer)
• Multimodal (any combination)

Executive function support

• [ ] Provide task checklist or step-by-step directions
• [ ] Use a timer and visible progress indicators
• [ ] Break multi-step tasks into structured sub-tasks with checkpoints

5. Tiered Supports (MTSS Lens)

Structure differentiated supports across three tiers. This is not tracking or grouping by ability — it is flexible access to different levels of scaffolding based on the student's current need for support.

| Tier | Who | What Changes | |---|---|---| | Tier 1 (Core — all students) | Everyone | UDL layers above; flexible modalities; vocabulary support | | Tier 2 (Supplemental — ~15% of students) | Students needing additional support to access grade-level content | Pre-teaching, reduced complexity in directions, sentence frames, graphic organizers | | Tier 3 (Intensive — ~5%) | Students with significant gaps requiring individualized support | Modified task demands, one-on-one or small group support, adapted materials |

Generate specific Tier 2 and Tier 3 modifications for this lesson based on the learner landscape the user described.

6. IEP and 504 Accommodation Integration

If the user mentions specific disability categories, provide targeted accommodation suggestions aligned to that category:

| Disability Category | Common Accommodations to Build Into This Lesson | |---|---| | Dyslexia / Reading Disability | Decodable or audio text option; avoid timed silent reading; allow oral response | | ADHD | Task chunked with clear checkpoints; movement break built in; sensory tool available | | Autism Spectrum | Clear visual schedule; predictable transitions; sensory-sensitive environment adjustments | | Speech/Language Impairment | Extended response time; accept alternative communication forms | | Intellectual Disability | Modified objectives; concrete manipulatives; functional context for skill | | Emotional/Behavioral Disability | Regulation check-in; co-regulation strategy; predictable structure | | ELL (not a disability, but often concurrent) | Home language support; visual vocabulary; extended time; cultural relevance |

Read references/accommodation-library.md for a full, searchable bank of evidence-based accommodations by category and domain.

7. Extension — Advanced Learners

One or two extension options that deepen rather than simply add more of the same task:

• Deeper complexity: Apply the concept to a novel context or problem
• Transfer task: Use the skill/concept to explain, teach, or create something new
• Cross-disciplinary connection: How does this connect to another field or discipline?

Extension principle: Extensions should push thinking up Bloom's Taxonomy (analysis, synthesis, evaluation, creation) — not just increase quantity.

8. Quick Implementation Checklist

Before the lesson:
□ Pre-teach vocabulary to Tier 2/3 students
□ Prepare graphic organizer
□ Print/display visual directions
□ Prepare alternative text format if needed

During the lesson:
□ Chunk instruction into segments of no more than [X] minutes
□ Build in at least one processing pause
□ Offer flexible response options explicitly to all students
□ Check in with Tier 2/3 students during independent work

After the lesson:
□ Document which accommodations were implemented
□ Note which students may need Tier 2 support next session

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What Differentiation Is Not

Use this to gently correct misconceptions if needed:

• Not separate worksheets: True differentiation happens in the design of

the lesson, not in a separate "easy version" packet

• Not just about struggling students: Advanced learners are also

underserved when lessons aren't designed for their needs

• Not about lowering standards: Accommodations change how students

access and demonstrate learning — not what they are expected to learn (that distinction is between accommodation and modification)

• Not the teacher doing the work for students: Good scaffolding is

temporary support toward independence, not permanent assistance

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Reference Files

• references/accommodation-library.md — Full bank of evidence-based

accommodations by disability category and academic domain

• references/udl-guidelines.md — Full UDL 3.0 checkpoint framework for

reference when the user wants deeper alignment

Source & license

This open-source skill is cataloged on AgentStack and links to its original source — we do not rehost the code.

• Author: JJuice22
• Source: JJuice22/classroom-ready-ai-skills
• License: MIT

Install and usage instructions live in the source repository linked above.