Kit 3 · Review record · v1.0.0

Kit 3: review and limitations

Independent AI review complete. Human science review and classroom-use feedback pending. Microsoft Word, Google Docs and assistive-technology testing have not occurred. Author time estimates have not been classroom tested.

# Independent AI review — Kit 3 v1.0.0

**Date:** 2026-09-29 UTC. **Reviewer:** a separate AI agent session, independent of the authoring agent. **Status:** first-pass findings resolved and corrected files rechecked. This is neither human review nor classroom validation.

## Exact instructional files reviewed

SHA-256 values identify the first-pass snapshot. The hashes, rather than the v1.0.0 display label alone, identify the reviewed bits.

| File (relative to package root) | SHA-256 |
| --- | --- |
| `student/Kit3-v1.0.0-Student-Packet.pdf` | `25f84630a2f9844631213c0e7f5b7bda586a8a16b45a549a140d44f7ab5c0bc5` |
| `student/Kit3-v1.0.0-Student-Packet.docx` | `3ca39eb3883ff95b3d3433e52c85d91ca91eb5a35aff554045283151ab2926e4` |
| `teacher/Kit3-v1.0.0-Teacher-Guide.pdf` | `8629f8238b43341c59d84967b8094140d5301cd2abca13237523db35d1472d38` |
| `teacher/Kit3-v1.0.0-Teacher-Guide.docx` | `574f55742d8c0abc53bc1c7d4465b3065cf189d794a8c02e6584a14ccbeaeccb` |
| `print-selections/Kit3-v1.0.0-Teach-the-Lesson.pdf` | `e5d85861c60057e0826684e37d882abc6c4fc99cc8f410544ca255d51e8bb911` |
| `print-selections/Kit3-v1.0.0-Use-a-Quick-Check.pdf` | `86d473881e0856514b018955393e3f8b9ad47fc04e5dbc13f20f49977386030b` |
| `print-selections/Kit3-v1.0.0-Reteach-Compare-the-Measurements.pdf` | `d8c0d9231cdd49f01ca2a4a8eff3d88f695ef67daa42816785a629eb1bb1e180` |
| `print-selections/Kit3-v1.0.0-Reteach-Use-All-Results-and-Limit-the-Claim.pdf` | `4027cf5bdcb343726b86875f5095c4e838c4c68ac23bb735467b335fa355f7f0` |
| `print-selections/Kit3-v1.0.0-Use-a-Later-Check.pdf` | `033a92081d919a053e36fb147da755c07e3db5533e0c27d7b564aea98b361ac4` |

## Method and scope

I extracted and solved the student PDF's P, M, G, I, R, F, and T tasks before reading the teacher guide. I then checked each key, the stated comparison conditions, all five selection PDFs, and page renderings. I inspected both DOCX files as OOXML packages for text, paragraph styles, and native tables. I checked the science against official [NGSS MS-PS3-3](https://www.nextgenscience.org/pe/ms-ps3-3-energy) and [MS-PS3-4](https://www.nextgenscience.org/pe/ms-ps3-4-energy). I did not independently render the DOCX files in LibreOffice or Microsoft Word; I inspected the author's rendered PDFs and the DOCX structure. I did not test assistive technology. This review does not establish accessibility conformance.

## Independent solutions and content judgment

- **P:** W, X, Y warm by 4, 3, 5°C; the separate 30→26°C sample cools by 4°C. Different starts and durations weaken a direct comparison. The key agrees.
- **M:** No sleeve, A, B warm by 10, 4, 6°C over 20 minutes. A limits warming in this one stated comparison but neither cools the water nor stops net transfer. The key agrees and keeps the pathway and generalization limits.
- **G:** L warms 6, 7, 6°C; N warms 7, 8, 7°C. L has less warming in every matched pair. The key agrees.
- **I:** C warms 7, 6, 7°C; D warms 5, 4, 5°C; no sleeve warms 10, 9, 10°C. D has 2°C less warming than C in each matched trial and does not cool the water. The key agrees and accepts more than one relevant limitation.
- **R:** X warms 3 and 4°C; Y warms 6 and 6°C. In the new cooling check, P falls 5 and 6°C; Q falls 3 and 4°C, so Q better limits cooling. The key agrees.
- **F:** J has a 0.5°C lower endpoint in Trial 1; K has a 0.5°C lower endpoint in Trials 2–4. Neither fictional response justifies its categorical winner claim. A cautious bounded preference for K based on three of four rows is defensible; so is withholding a confident preference given the small differences and unknown accuracy. The key accepts both. In F4, S is lower once and R twice; the key agrees.
- **T:** No sleeve falls 12, 11, 12°C; P falls 8, 7, 8°C; Q falls 4, 5, 4°C. Q better limits cooling in these constructed trials; net transfer is from warmer water toward cooler surroundings. The key agrees.

The student and teacher PDFs disclose constructed data beside each table. The five standalone selections contain the required instructions and data and contain no teacher answers. The current F short check begins a new page with its own heading, data, disclosure, prompt, and response space. The inspected PDF pages show no clipped text, split tables, missing °C symbol, or unintended blank page. The teacher quick start is one page. Text remains selectable. The key distinguishes temperature from total energy, limiting warming from cooling, and reduced transfer from stopped transfer. It does not infer a specific heat-transfer pathway or claim paper analysis completes physical construction and testing.

## First-pass findings and recommendations

| ID | Severity | Location | Finding | Recommended correction |
| --- | --- | --- | --- | --- |
| IR-01 | Moderate production/accessibility | Student and teacher DOCX, all nine tables in each file | Tables are native Word tables, but none has a first row marked with OOXML `w:tblHeader`. This weakens header identification and repeating headers in a word processor. It does not establish a screen-reader failure. | Mark each first table row as a header, regenerate DOCX, and inspect structure again. |
| IR-02 | Minor teacher-use clarity | Teacher quick start p. 1 | “Use a Quick Check” prints I, which is also included in “Teach the Lesson.” The menu does not explicitly say these are alternate uses of the same task. A teacher could reuse I as a supposedly unseen post-lesson check. | State that Quick Check is an alternate print route for I; use T or another new record after the full lesson. |
| IR-03 | Minor comparison wording | Student F-check p. 7; F selection p. 2 | F-check says cups, lids, exposure, and method match “within each” trial, while the key permits a cautious across-trial preference. The common start and room are stated, and row-by-row conclusions remain valid; clearer wording would remove ambiguity. | If conditions match across trials, say “within and across trials.” Otherwise keep the claim strictly to the row pattern. |

No substantive science or arithmetic error was found in the first-pass snapshot.

## Correction verification — rebuilt v1.0.0 files

The author rebuilt the package after the findings above. I reinspected the actual corrected files on 2026-09-29 UTC. In both full DOCX files, each of nine native tables now has exactly its first row marked with `w:tblHeader`. The teacher guide PDF quick start explicitly says I is an alternate Quick Check route and points to T if I was already seen. The student packet PDF and F standalone PDF now say F-check conditions match within and across trials. I visually checked the corrected quick-start and F-check pages; the table, disclosure, prompt, and response lines remain intact. The rebuilt PDFs retain the expected page counts (8 student, 8 teacher; selections 4, 1, 1, 2, 1), and all pages contain selectable text. Thus IR-01, IR-02, and IR-03 are resolved within the inspected scope.

Corrected-file SHA-256 hashes:

| File (relative to package root) | SHA-256 |
| --- | --- |
| `student/Kit3-v1.0.0-Student-Packet.pdf` | `092b02713967cd2d368503b468ccd3905f203c81bb1ee8a3b287496dc40bd0ac` |
| `student/Kit3-v1.0.0-Student-Packet.docx` | `1db2775c9f91bee23e2d5641be2228082f679d0be36cad3060a5f9ecac3c2be5` |
| `teacher/Kit3-v1.0.0-Teacher-Guide.pdf` | `aa804ec4c010659ade7338f2175d6e86963c7335a7a76f51a94b051eeff6384e` |
| `teacher/Kit3-v1.0.0-Teacher-Guide.docx` | `c64e810fedc443b481a0f3f55c24d8b59c93e07aa9631f508531b704f89313c4` |
| `print-selections/Kit3-v1.0.0-Teach-the-Lesson.pdf` | `dfd04c4a4784fcf7469d36cfe331851d8fd45157bc9f3f146b4fa9a850ab1049` |
| `print-selections/Kit3-v1.0.0-Use-a-Quick-Check.pdf` | `33c128bb445400b39d979c37586b4cdc263b5960eaf9e4157eb3f6790473ba6e` |
| `print-selections/Kit3-v1.0.0-Reteach-Compare-the-Measurements.pdf` | `0cea379cf50836c94951aa5a6a0acca0686eae037c67c790204c84e92e01fe04` |
| `print-selections/Kit3-v1.0.0-Reteach-Use-All-Results-and-Limit-the-Claim.pdf` | `77c31edbfec5bc056f6f1baac74c90c5b4b7c79e9c942162faf45aebc6d1888b` |
| `print-selections/Kit3-v1.0.0-Use-a-Later-Check.pdf` | `2d54cad8e0396d71e25aa0147694851d9533dd1048b6ec614bfb36b8d2e5cd5f` |

**Current independent-review disposition:** Corrected Kit 3 instructional files pass this independent AI content and file review, with no open substantive findings. The independent DOCX rendering and assistive-technology limitations below still apply.

## Limits and release status

This independent AI content and file review cannot verify classroom timing, teacher usability, learning outcomes, Microsoft Word or Google Docs behavior, assistive-technology use, physical-device performance, or live deployment. Human review, teacher-use feedback, first-release readiness, and publication remain separate statuses.