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37 registry assets sequenced for junior learners. Each item keeps manual progress, source-grounded AI help gates, and visible content gaps.
Subject progression ladder
4 audience steps; 58 lessons across the ladder; 5 owner evidence items required.
kids
14 lessons; 1 variant; 1 locale.
/library/kids/engineering_makingNext audience route: /library/junior/engineering_making
junior
Current12 lessons; 1 variant; 1 locale.
/library/junior/engineering_makingNext audience route: /library/learn/engineering_making
learn
16 lessons; 1 variant; 1 locale.
/library/learn/engineering_makingNext audience route: /library/academy/engineering_making
Local ladder gates
No local ladder gaps reported
Owner progression policy
5 owner evidence items required; 5 owner evidence gaps.
Progression claims
Progression readiness claim blocked
Local subject/audience ladder evidence only; owner curriculum placement, age appropriateness, localization quality, AI readiness, and production readiness are not proven.
Evidence gates
4 blockers; 15 owner evidence items required before readiness claims.
Local checks
12 local checks ready
37 quiz items; 37 answer keys; 37 explanations.
12 sitemap routes; 12 AI context routes; 0 candidate routes; no dead links.
Standards snapshot checked 2026-06-24
Owner evidence
Child/guardian review required
Owner evidence missing
Route owner evidence missing
Production evidence
Production evidence missing
Assessment telemetry evidence missing
Production discoverability evidence missing
Blockers: assessment_attempt_telemetry_required_before_readiness_claim, child_privacy_guardian_review_required, production_telemetry_evidence_required_before_readiness_claim
Source rights
12 lessons need rights review; 36 provenance blockers.
Source paths are locally ready for review
Owner rights clearance pending
Attribution clearance pending
AI provenance clearance pending
Rights and AI-provenance writes locked until owner evidence is present
Rights blockers: ai_provenance_policy_unresolved_without_license: 12, attribution_missing: 12, license_or_rights_policy_missing: 12
Local source-path and provenance evidence only; owner-approved license, attribution, and AI-provenance evidence are required before field writes, AI readiness, or publication claims.
Local report evidence only; this does not prove owner approval, guardian approval, live telemetry, release, deployment, or production readiness.
Production evidence rollup
12 lessons; 4 missing evidence categories; 42 evidence items required; 6 blockers.
Local contracts
4 local categories ready of 4 categories.
All local contracts ready
Missing evidence categories
assessment_telemetry, progress_telemetry, publication_rights, real_ai_eval
Review priority: high
Production review routes
First: /library/junior/engineering_making/en/lesson/wide-base-stays-standing
Last: /library/junior/engineering_making/en/lesson/strong-shapes-triangles
AI context: /api/library/ai-help-context?slug=junior%2Fengineering_making%2Fen%2Flesson%2Fwide-base-stays-standing
Safest next command
assessment_telemetry: 3 evidence items required. Command: node -e "const r=require('./docs/local-content-surface-map.json'); console.log(JSON.stringify(r.entries.filter(e=>e.surface==='/library/junior/engineering_making').map(e=>({slug:e.slug,assessment_shape:e.assessment_shape,completion_criteria:e.completion_criteria,remediation_route:e.learning_loop.remediation_route})),null,2))"
assessment_telemetry: 3 evidence items required; local contract ready.
progress_telemetry: 4 evidence items required; local contract ready.
publication_rights: 6 evidence items required; local contract ready.
real_ai_eval: 29 evidence items required; local contract ready.
Production blockers: ai_provenance_policy_unresolved_without_license, assessment_attempt_telemetry_required_before_readiness_claim, attribution_missing, license_or_rights_policy_missing, production_telemetry_evidence_required_before_readiness_claim
local generated queue only; requires production telemetry, live RLS/ownership, Search Console/crawl, owner route policy, rights clearance, and real AI eval evidence before readiness claims
Publication rights review
12 lessons in surface; 12 lessons affected; 36 provenance blockers; 6 owner evidence items required.
Local review evidence
Source paths are locally ready for review
Review priority: highest
Owner evidence packets
ai_provenance_policy_unresolved_without_license: 12 affected lessons; 2 evidence items required.
attribution_missing: 12 affected lessons; 2 evidence items required.
license_or_rights_policy_missing: 12 affected lessons; 2 evidence items required.
Review routes
First: /library/junior/engineering_making/en/lesson/wide-base-stays-standing
Last: /library/junior/engineering_making/en/lesson/strong-shapes-triangles
AI context: /api/library/ai-help-context?slug=junior%2Fengineering_making%2Fen%2Flesson%2Fwide-base-stays-standing
Blocked claims
Publication readiness claim blocked
AI readiness claim blocked
Rights blockers: ai_provenance_policy_unresolved_without_license: 12, attribution_missing: 12, license_or_rights_policy_missing: 12
Local source-path and blocker evidence only; owner-approved license, attribution, AI-provenance policy, release, deployment, real AI eval, and publication readiness are not proven.
Telemetry evidence
37 quiz items; 12 progress signals; 3 assessment evidence items required; 4 progress evidence items required.
Assessment shape
37 quiz items; no missing answer keys; no missing explanations.
Assessment source contract ready
Progress loop
12 feedback paths; 12 review routes; 12 remediation routes; 12 manual advance gates.
Progress loop locally ready
Source contracts
12 local contract-only signals; 12 AI measurement signals.
Progress, AI transparency, and bridge contracts ready
Production evidence
Production assessment telemetry missing: 3 evidence items required.
Production progress telemetry missing: 4 evidence items required.
Telemetry blockers: assessment_attempt_telemetry_required_before_readiness_claim, production_telemetry_evidence_required_before_readiness_claim
Local assessment and progress source-contract evidence only; production telemetry samples, live RLS/ownership proof, mastery interpretation, release, deployment, and readiness are not proven.
AI eval review
12 lessons; 27 expected payload fields; 12 context routes; 12 grounding signals.
Payload coverage
12 source paths; 12 objective sets; 12 assessment signals; 12 completion criteria.
Local payload contract ready
Safety and measurement signals
12 privacy signals; 12 age guardrails; 12 measurement signals; 12 remediation policies.
Review priority: normal
Local eval contracts
API contract verifier ready
AI usage transparency verifier ready
Eval partnership source evidence ready
Eval readiness claims
AI eval readiness claim blocked
AI context: /api/library/ai-help-context?slug=junior%2Fengineering_making%2Fen%2Flesson%2Fwide-base-stays-standing
AI eval blockers: real_ai_eval_required_before_production_readiness_claim
Local payload, transparency, and eval-partner source contracts only; real model transcripts, rubric scores, privacy review, production telemetry, release, deployment, and tutor readiness are not proven. Safest next command: node -e "const r=require('./docs/local-content-surface-map.json'); console.log(JSON.stringify(r.ai_context_payload_review_batches.map(b=>({surface:b.surface,ai_eval_partnership_local_evidence_ready:b.ai_eval_partnership_local_evidence_ready,real_ai_eval_evidence_present:b.real_ai_eval_evidence_present,blockers:b.review_blockers})),null,2))"
AI tutor handoff
12 AI-enabled lessons; 12 source-grounded contexts; 27 expected payload fields; 43 production evidence items required.
Context payload
12 context routes; 12 grounding paths; 12 privacy signals; 12 age guardrails; 12 measurement signals.
Payload, transparency, and eval-partner contracts are locally ready
Tutor learning loop
12 completion feedback paths; 12 review routes; 12 remediation routes; 12 manual advance gates.
Manual invocation required
Age, privacy, and safety
Child AI owner/guardian review required
Privacy summary ready; raw prompt/response summaries blocked
Child AI safety evidence missing
Real AI eval
Real AI eval evidence missing: 36 evidence items required.
AI tutor readiness claim blocked
AI tutor blockers: ai_provenance_policy_unresolved_without_license, assessment_attempt_telemetry_required_before_readiness_claim, attribution_missing
AI production evidence gaps: assessment_telemetry, progress_telemetry, publication_rights, real_ai_eval
Local AI tutor handoff evidence only; payload contracts, transparency checks, and source grounding do not prove real model quality, child AI approval, production telemetry, deployment, release, or production tutor readiness.
Curriculum sequence
1 sequence start; 1 sequence end; 11 previous links; 11 next links.
Backbone alignment
8 matched backbone lessons of 8; no backbone lessons missing; 4 extra local lessons.
Expanded or changed sequence needs owner policy
Manual control
12 manual advance gates; 12 auto-advance blocks.
Owner sequence policy
Owner sequence policy evidence missing: 4 evidence items required.
Policy: expanded local sequence requires owner policy
Sequence blockers: expanded_local_sequence_policy_required, authored_sequence_policy_required_before_curriculum_readiness_claim
Local route-link and backbone comparison only; owner-approved curriculum order, prerequisite policy, and production readiness are not proven.
Learner journey paths
12 resume routes; 12 review routes; 12 remediation routes; 11 next-step routes; 1 sequence end.
Completion
12 completion feedback paths; 12 manual completion gates.
Learner control
12 manual advance gates; 12 auto-advance blocks.
Manual advance remains required
Production gaps
4 production evidence categories missing; 42 evidence items required.
Local journey evidence only; production telemetry, owner route policy, publication rights, and real AI eval evidence are still required before readiness claims.
Media, characters, and citations
12 media scenes; 12 drills; 12 practice sets; 12 quizzes; 12 feedback paths.
Characters and citations
12 character paths; 12 citation paths; 12 concept maps; 12 source paths; 12 AI-grounded paths.
Character and citation source checks ready
Media control
12 manual advance gates; 12 auto-advance blocks.
Production media evidence missing
Age and safety
Child privacy surface
Guardian review evidence pending
Media blockers: ai_provenance_policy_evidence_required_before_readiness_claim, child_guardian_review_evidence_required_before_readiness_claim, child_privacy_guardian_review_required
Local media, character, citation, source-path, and manual-control evidence only; owner rights, guardian review, production telemetry, release, deployment, and production readiness are not proven.
Owner review handoff
10 local gates ready of 10; 13 owner evidence categories missing; 61 evidence items required.
Local gates
10 local gates ready of 10.
Owner evidence
13 owner evidence categories missing; 61 evidence items required.
Evidence categories: ai_provenance_policy, assessment_telemetry, child_guardian_review, companion_alignment
Claims and writes
Production readiness claim blocked
Owner-gated writes locked
Owner review blockers: ai_provenance_policy_evidence_required_before_readiness_claim, ai_provenance_policy_unresolved_without_license, assessment_attempt_telemetry_required_before_readiness_claim
Owner-review handoff evidence only; local gates and packet references do not prove owner approval, guardian approval, production telemetry, real AI eval, deployment, release, or production readiness.
Companion paths
2 manual companion paths are discoverable
2 required paths; 2 routes ready; 2 alignment gaps.
Owner alignment still required before readiness claims.
Companion blockers: story_sibling_content_alignment_review_required, flashcard_sibling_content_alignment_review_required
Companion owner alignment
12 lessons; 2 missing alignment types; 6 owner evidence items required.
Review priority: high
Route types
Ready route types: stories, flashcards
Companion targets
stories: /stories, /storybooks
flashcards: /learn/flashcards
Manual-choice review
Companion routes are locally discoverable.
Navigation from the lesson experience into companion content must stay learner-chosen and must not auto-advance assessments, media, payment, consent, or AI-uncertain flows
Owner alignment blockers: story_sibling_content_alignment_review_required, flashcard_sibling_content_alignment_review_required
flashcards
Route evidence is locally discoverable.
Alignment review required: 3 owner evidence items
Local route evidence only; per-lesson companion mapping and curriculum alignment still need owner review before readiness claims.
stories
Route evidence is locally discoverable.
Alignment review required: 3 owner evidence items
Local route evidence only; per-lesson companion mapping and curriculum alignment still need owner review before readiness claims.
library_subject_progress_summary
library_subject_progress_percentlibrary_subject_progress_local_only
A Wide Base Keeps a Tower From Tipping
AI help: source-grounded
Before you start: Use with parent or guardian controls for child learners
To finish: Review objectives and instruction
What happens next
1 review path, 1 remediation path, 1 next-step path, and 4 completion criteria are mapped for this lesson.
Gate: canonical_target_web_missing_uses_library_fallback
Build It With Your Hands
AI help: source-grounded
Before you start: Complete or review A Wide Base Keeps a Tower From Tipping
To finish: Review objectives and instruction
What happens next
1 review path, 1 remediation path, 1 next-step path, and 4 completion criteria are mapped for this lesson.
Gate: canonical_target_web_missing_uses_library_fallback
Draw the Shape That Solves the Problem
AI help: source-grounded
Before you start: Complete or review Build It With Your Hands
To finish: Review objectives and instruction
What happens next
1 review path, 1 remediation path, 1 next-step path, and 4 completion criteria are mapped for this lesson.
Gate: canonical_target_web_missing_uses_library_fallback
Drawing a Plan Before You Build
AI help: source-grounded
Before you start: Complete or review Draw the Shape That Solves the Problem
To finish: Review objectives and instruction
What happens next
1 review path, 1 remediation path, 1 next-step path, and 4 completion criteria are mapped for this lesson.
Gate: canonical_target_web_missing_uses_library_fallback
Engineers Are People Who Solve Everyday Problems
AI help: source-grounded
Before you start: Complete or review Drawing a Plan Before You Build
To finish: Review objectives and instruction
What happens next
1 review path, 1 remediation path, 1 next-step path, and 4 completion criteria are mapped for this lesson.
Gate: canonical_target_web_missing_uses_library_fallback
Find a Problem to Solve
AI help: source-grounded
Before you start: Complete or review Engineers Are People Who Solve Everyday Problems
To finish: Review objectives and instruction
What happens next
1 review path, 1 remediation path, 1 next-step path, and 4 completion criteria are mapped for this lesson.
Gate: canonical_target_web_missing_uses_library_fallback
If It Breaks, Look Why and Try Again
AI help: source-grounded
Before you start: Complete or review Find a Problem to Solve
To finish: Review objectives and instruction
What happens next
1 review path, 1 remediation path, 1 next-step path, and 4 completion criteria are mapped for this lesson.
Gate: canonical_target_web_missing_uses_library_fallback
Naming Tools and What Each One Helps You Do
AI help: source-grounded
Before you start: Complete or review If It Breaks, Look Why and Try Again
To finish: Review objectives and instruction
What happens next
1 review path, 1 remediation path, 1 next-step path, and 4 completion criteria are mapped for this lesson.
Gate: canonical_target_web_missing_uses_library_fallback
Picking the Right Material for the Job
AI help: source-grounded
Before you start: Complete or review Naming Tools and What Each One Helps You Do
To finish: Review objectives and instruction
What happens next
1 review path, 1 remediation path, 1 next-step path, and 4 completion criteria are mapped for this lesson.
Gate: canonical_target_web_missing_uses_library_fallback
Sorting Materials by Hard, Soft, Bendy, and Stiff
AI help: source-grounded
Before you start: Complete or review Picking the Right Material for the Job
To finish: Review objectives and instruction
What happens next
1 review path, 1 remediation path, 1 next-step path, and 4 completion criteria are mapped for this lesson.
Gate: canonical_target_web_missing_uses_library_fallback
Test It, Fix It, Make It Better
AI help: source-grounded
Before you start: Complete or review Sorting Materials by Hard, Soft, Bendy, and Stiff
To finish: Review objectives and instruction
What happens next
1 review path, 1 remediation path, 1 next-step path, and 4 completion criteria are mapped for this lesson.
Gate: canonical_target_web_missing_uses_library_fallback
Triangles Make Buildings Stay Up Strong
AI help: source-grounded
Before you start: Complete or review Test It, Fix It, Make It Better
To finish: Review objectives and instruction
What happens next
1 review path, 1 remediation path, 1 next-step path, and 4 completion criteria are mapped for this lesson.
Gate: canonical_target_web_missing_uses_library_fallback
Building Boats that Float
AI help: source-grounded
Before you start: Complete or review Triangles Make Buildings Stay Up Strong
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Building Simple Circuits
AI help: source-grounded
Before you start: Complete or review Building Boats that Float
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Building Towers Taller
AI help: source-grounded
Before you start: Complete or review Building Simple Circuits
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Building with Blocks
AI help: source-grounded
Before you start: Complete or review Building Towers Taller
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Creating Bridges from Paper
AI help: source-grounded
Before you start: Complete or review Building with Blocks
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Designing a Small Robot
AI help: source-grounded
Before you start: Complete or review Creating Bridges from Paper
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Exploring Gears and Cogs
AI help: source-grounded
Before you start: Complete or review Designing a Small Robot
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Exploring Wheels and Axles
AI help: source-grounded
Before you start: Complete or review Exploring Gears and Cogs
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
How Things Move
AI help: source-grounded
Before you start: Complete or review Exploring Wheels and Axles
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Making a Pulley System
AI help: source-grounded
Before you start: Complete or review How Things Move
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Making Paper Airplanes
AI help: source-grounded
Before you start: Complete or review Making a Pulley System
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Making Simple Machines
AI help: source-grounded
Before you start: Complete or review Making Paper Airplanes
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Making Strong Shapes
AI help: source-grounded
Before you start: Complete or review Making Simple Machines
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Mixing Colors with Materials
AI help: source-grounded
Before you start: Complete or review Making Strong Shapes
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Planning Your Project
AI help: source-grounded
Before you start: Complete or review Mixing Colors with Materials
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Sharing Your Creation
AI help: source-grounded
Before you start: Complete or review Planning Your Project
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Testing and Fixing Designs
AI help: source-grounded
Before you start: Complete or review Sharing Your Creation
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Using Levers to Lift
AI help: source-grounded
Before you start: Complete or review Testing and Fixing Designs
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Using Magnets to Build
AI help: source-grounded
Before you start: Complete or review Using Levers to Lift
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Using Ramps to Roll
AI help: source-grounded
Before you start: Complete or review Using Magnets to Build
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Using Recycled Materials
AI help: source-grounded
Before you start: Complete or review Using Ramps to Roll
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Using Simple Tools Safely
AI help: source-grounded
Before you start: Complete or review Using Recycled Materials
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
What is a Machine
AI help: source-grounded
Before you start: Complete or review Using Simple Tools Safely
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
What is Engineering
AI help: source-grounded
Before you start: Complete or review What is a Machine
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 1 next-step path, and 3 completion criteria are mapped for this lesson.
Working Together to Build
AI help: source-grounded
Before you start: Complete or review What is Engineering
To finish: Reach the final story page manually
What happens next
1 review path, 1 remediation path, 0 next-step paths, and 3 completion criteria are mapped for this lesson.