# Lesson 38: Write About an Invention Idea

✍️ WRITING (40 Lessons) • 🟠 E. Writing Projects

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## Objective

I can plan and write about my own invention idea by naming a problem, explaining my solution, listing key features, and telling how it helps people.

## Materials

- Pencil ✏️ and eraser
- Paper or tablet
- Tracing Pad (below)

Tip: Use the pattern Problem → Solution → Features → How it helps. Keep it clear and simple.

## Mini-lesson — Turn problems into inventions

1. Find a problem: What bug or bother do people face?
2. Offer a solution: Your invention should fix or reduce the problem.
3. List features: 2–3 special parts or actions that make it work.
4. Explain benefits: Who does it help and how?
5. Name it: A short, catchy name helps readers remember it.

Video won’t be included when printing.

## Guided Practice — Trace and plan

Trace key words, then sketch your idea:

- Key words: problem, solution, feature, help
- Example outline:
  1. Problem: Backpacks feel heavy on long walks.
  2. Solution: FeatherPack uses small wheels and soft straps.
  3. Features: folds flat; glow strip for safety; pocket scale.
  4. Helps: Kids carry books with less strain.

Tracing Pad
Lines
Letter
Pen

## Drag & Drop — Build Clear Invention Sentences

Drag the chips into the slots to make clear sentences about an invention idea. Keep punctuation at the end.

My invention solves a daily problem.
First I name the problem clearly.
Next I explain my solution step by step.
The first feature makes the job faster.
Another feature keeps the user safe.
Because it saves time families benefit.
My invention has a short catchy name.
I will draw labels to show the parts.
First next and finally help ideas flow.
The last sentence tells how it helps people.
I revise to make each step clear.
Finally I check punctuation and spelling.

## Quick Check (15 questions)

#### 1) What should you do first?

Draw a logo for your invention. State the problem you want to solve. Choose a price.

#### 2) Which list shows features?

It is cool, nice, and awesome. People will buy it. Folds flat, has soft handle, lights up at night.

#### 3) Best sentence to show the benefit:

It helps kids carry books without pain. Books exist in schools. The bus is yellow.

#### 4) Pick the best problem statement.

I like snacks. Lunch boxes leak and make a mess. My friend is tall.

#### 5) Best order for your write-up:

Features → Name → Problem → Benefit Name → Benefit → Problem → Features Problem → Solution → Features → Benefit

#### 6) Which sentence gives a solution?

A cap with a built-in shade keeps eyes safe from sun. The sun is bright. Clouds are white.

#### 7) Good connector to show steps:

banana next zebra

#### 8) Which belongs in the features list?

My cousin likes it. I want to sell it. It is waterproof and fits in a pocket.

#### 9) A benefit tells…

who it helps and how. how to spell the name. where to buy it.

#### 10) Choose the best name style.

Very Very Very Good Invention ZipBrush A Device That Is Cool

#### 11) Which sentence shows a clear problem?

Dogs bark sometimes. I like quiet places. Homework pages tear inside backpacks.

#### 12) Best closing sentence:

That is why my ZipBrush keeps teeth clean in one minute. Brushes are things. I like blue.

#### 13) What should you revise?

Clear steps and details. Spelling, punctuation, and clarity. The weather.

#### 14) A strong feature sentence uses…

random facts. long poetry. precise, useful details.

#### 15) Best order words for steps:

First, Next, Finally Finally, First, Next Next, First, Finally

## Assessment (parent/teacher)

Names a clear problem Explains a simple solution Lists 2–3 features Describes who it helps and how Uses step connectors (first, next, finally)

## Exit ticket (student)

😀 I can explain my invention clearly 🙂 I need more practice listing features 😅 It was tricky to state the problem

#### I will practice…

Problem → Solution → Features → Benefit Using step words (first, next, finally) Adding precise, useful details
Lesson 39 →