A Strategy for Turning a Year of Lesson Materials into a Lasting Asset

In December, teachers tend to face a similar dilemma. The lesson materials created throughout the year are scattered everywhere. There is no time to organize them, but leaving them alone means spending time searching for them again next year. And inevitably, in February when preparing for the new semester, you find yourself repeating "I definitely made something for this last year."

One difference between a 5-year teacher and a 15-year teacher is whether they reuse their experience. Archiving is not just about saving time — it is about compounding your experience. This post covers strategies for properly archiving lesson materials at the end of a semester or school year.

Table of Contents

1. The Real Reasons You Need to Archive
2. Categorizing Materials Before Archiving
3. Building a Lesson Archive in Notion
4. An End-of-Semester Archiving Routine
5. Putting Your Archive to Work the Following Year

The Real Reasons You Need to Archive

Memory Is Unreliable

The days when a lesson went particularly well, activities that drew a strong student response, approaches that failed but taught you something — all of these fade over time. Just as it is hard to remember what happened on this day a year ago without a diary, teaching experiences disappear without records.

The Cost of Reinvention

When you take on the same grade and unit again, if you rely on memory for "how did I do this last year?", you are essentially repeating the same work every year. Even after teaching the same unit for ten years, the wisdom of year ten fails to inform the lesson of year one.

Consideration for Colleagues

For colleagues or newer teachers who will take on the same grade, a well-organized archive is the best gift possible. Individual teachers building institutional knowledge enables the whole school to grow together.

Categorizing Materials Before Archiving

The Three-Category Principle: Keep / Keep with Edits / Discard

Not everything needs to be kept. Start by sorting into three groups.

Keep: Materials you could use as-is next year

• Polished slides, activity sheets that worked well
• Lists of video links that students responded well to
• Small-group activity structures that proved effective

Keep with edits: Good ideas that need refinement

• Saving these with a note about improvements makes revision easier later
• Example: "Slide 5 → replace example with a current events reference from 2025"

Discard: Things you will not use again

• Materials made for one-time events
• Materials created for that year's unique circumstances
• Materials superseded by better versions

A Rating System: Star Ratings

Before archiving, give each material a 1–5 star rating.

Building a Lesson Archive in Notion

Lesson Materials DB Properties (Archive-Specific)

Unit-Level Lesson Reflection Pages

Link a lesson reflection to each unit material entry. Simple file storage is not enough — the archive needs to capture what actually happened in that lesson for it to be a real asset.

Lesson Reflection Page Structure:

## What Went Well in This Unit
- (Activities students responded well to, effective materials)

## What Was Difficult in This Unit
- (Unexpected problems, time issues, etc.)

## Suggestions for Next Year
- (Specific improvement directions, as concrete as "rearrange the order of session X")

## For the Next Teacher Who Teaches This Unit
- (Tips, warnings)

Grade-Level Archive Index Page

Create an index page for viewing all of a grade's annual materials at a glance.

2025 Grade X Lesson Archive
├── Semester 1
│   ├── March: [Unit Name] ★★★★★
│   ├── April: [Unit Name] ★★★★
│   └── ...
└── Semester 2
    └── ...

An End-of-Semester Archiving Routine

Timing: The Last Week Before Break

The last week of school before the break is the ideal time. Lesson memories are still fresh, which means higher-quality reflections.

Day 1 (1 hour): Collecting and Sorting

• Gather all lesson-related materials from Google Drive, the school server, Notion, and email attachments into one place
• Sort using the three-category principle
• Assign star ratings

Day 2 (2 hours): Entering into Notion

• Enter "Keep" and "Keep with edits" materials into the Notion Lesson Materials DB
• Write improvement notes for each material
• Write lesson reflection pages for materials rated 4–5 stars

Day 3 (30 minutes): Update the Index and Review

• Update the grade-level archive index page
• Scan the full archive to check for missing materials
• Export a backup (CSV or PDF)

Putting Your Archive to Work the Following Year

How to Use It in March

When starting to plan a new semester's units, first check the archiving materials for that grade and unit in Notion.

1. Review the list of 4–5 star materials → decide which to reuse
2. Check "Suggestions for Next Year" in the lesson reflection → incorporate improvements
3. Review improvement notes → begin revision work

The Power of Accumulation

After one year of archiving, you have "a few materials to reference." After three years, you have experience teaching the same unit three different ways, all structured. After five years, you start to see which approaches fit which classroom characteristics.

Archiving is the process of converting today's lesson into tomorrow's wisdom.

Teaching well does not mean creating a great new lesson from scratch every time. It means building a better lesson on top of past great ones. Archiving is the work of laying that foundation. Five minutes invested today saves hours next year.

Related Posts

• Building a Teacher-Specific Knowledge Base with Notion
• Building a Notion Project Dashboard to See Everything at a Glance
• The Art of Collaboration: Developing a Shared Curriculum with Colleagues in Notion

What is the lesson material you have gotten the most use out of? If you are still using something you made years ago, share in the comments how you have been managing it!