MYP Design Year 1 · Unit 3 · Lesson 21
Design Skills Studio
L21 · 01

Form & Function

What a product looks like and what it does can support each other — or compete.

Two design questions
F
FORMShape, appearance, proportions, surface, and visual character.
ƒ
FUNCTIONThe job the product must perform for the user.
Use ← → / Space to navigate.Lesson 21 · Form & Function
Learning Focus
Design trade-offs
L21 · 02

By the end of today, students can…

01

Describe

form and function in a familiar product.

02

Explain

how a form choice supports or interferes with function.

03

Defend

a design choice using evidence from the product’s use.

Related concepts: Form · FunctionDesign reasoning
Mini-Lesson
Form is more than decoration
L21 · 03

FORM

Shape · size · proportion · surface · visual organization

FUNCTION

Hold · protect · support · organize · move · contain · access

KEY IDEA

A form choice can affect how easily, safely, comfortably, or effectively the function happens.

Keep examples physical.Form ↔ Function
Compare
Same function, different form
L21 · 04

Tall narrow holder

Uses less table area but may be easier to tip.

Wide low holder

May be stable but uses more tabletop space.

Angled holder

May improve visibility or access but requires support.

None is automatically “best.”Trade-offs
Designer Language
Explain the relationship
L21 · 05

Weak

“This shape is better.”

Stronger

“The lower, wider form increases the supporting area, which could make the holder more stable when the user removes an item.”

Connect form choice to use.Evidence-based explanation
Workshop
Compare & Defend
L21 · 06
Workshop

Compare two product forms that perform a similar function.

STEP 01

Observe

Describe the main differences in form.

STEP 02

Test mentally / physically

Consider stability, access, capacity, comfort, or space.

STEP 03

Defend

Choose which form better fits a specific use situation and explain why.

Use teacher-provided pairs or the printed comparison cases.Main workshop
Challenge Connection
Protect the Payload is coming
L21 · 07
Preview

In the next lesson, students begin a protective-packaging challenge. Form choices will affect how the package uses space, supports the payload, absorbs movement, opens, and stays within the material limit.

No designing yet unless time remains.Prepare design thinking
Exit Reflection
Form should serve a reason
L21 · 08

Finish one sentence.

“A product’s form matters because it can change _______.”

Next lesson

Students launch Protect the Payload and generate several genuinely different design ideas.