What Is Three Sectioning? A Simple Trick With Big Impact

Understanding the Concept of Three Sectioning

Okay, so you’ve probably heard the term “three sectioning” tossed around — maybe in hairstyling, maybe in writing, or even martial arts. It can sound kinda mysterious at first, right? But actually, three sectioning just means dividing something into three manageable parts.

It’s a method — or better yet, a strategy — that helps create balance, order, and control. Like when you're overwhelmed and someone says, "Break it down." Yeah. That’s three sectioning in action, in its most basic vibe.

Let’s break it down ourselves. (Ha!)

Where Is Three Sectioning Actually Used?

Hair Styling: A Classic Application

In hairstyling, three sectioning is a go-to technique, especially for cutting, coloring, or blow-drying. You divide the head into three parts — left, right, and back. Sounds simple, but it’s everything.

This method helps with:

• Precision – no one wants a lopsided bob

• Consistency – evenly distributed color or heat

• Speed – stylists know exactly where to start and end

A friend of mine who’s a salon assistant told me she panicked her first day until her trainer whispered: “Just three-section it.” It saved her. Literally.

Writing and Public Speaking: The Rule of Three

Ah yes — the infamous "rule of three" in storytelling. Think about it:

• Beginning, middle, end.

• Setup, conflict, resolution.

• Past, present, future.

It’s baked into our brains. Audiences remember ideas better when they come in threes. (Ever noticed how even jokes use this pattern? First two go one way, the third surprises.)

So yeah — writers and speakers often section their content into three parts for clarity and impact.

Martial Arts and Movement Training

If you’re into traditional weapons or kung fu, three-sectioning might bring to mind the three-section staff (sān jié gùn). That’s a weapon made of three rods connected by chains.

It requires crazy coordination. Each section moves semi-independently — so training means learning to control all three. Mind. Body. Weapon. Again, the magic number three.

Why Does Three Sectioning Work So Well?

Psychological Ease: Humans Love Threes

There’s something deeply satisfying about groups of three. Not too many to overwhelm, not too few to be boring. Our brains just get it — without too much effort.

Ever tried remembering a grocery list of nine things? Nope. But three groups of three? Way easier.

Structure Without Overcomplication

Three sectioning gives a natural flow — whether you're organizing a speech, planning a workout, or cutting someone’s bangs. It’s like: here’s what we’re doing, here’s the middle, and here’s how we finish strong.

Not too rigid, not too messy. Goldilocks level.

Can You Use It In Daily Life?

Heck yes, and here’s how:

• Time blocking your day: morning, afternoon, evening

• Meal planning: carbs, protein, veg

• Workout routine: warm-up, main, cool-down

• To-do lists: urgent, medium, low priority

And honestly, even in messy moments — emotional breakdowns, for example — I’ve used this trick.
“Alright,” I tell myself, “Three sections: What happened? How do I feel? What can I do next?”
It sounds silly, but it grounds you.

Final Thoughts: Three Sectioning = Simplicity That Works

• It’s not fancy, but it’s crazy effective.

• It shows up in hairstyling, storytelling, martial arts, and a ton more.

• It’s rooted in how we think and remember.

• And yeah — you can totally use it to make your life feel less like chaos.

So next time you’re stuck or overwhelmed, just pause and ask yourself:
“How can I break this into three?”

Chances are, things will suddenly make way more sense.

Is 165 cm normal for a 15 year old?

The predicted height for a female, based on your parents heights, is 155 to 165cm. Most 15 year old girls are nearly done growing. I was too. It's a very normal height for a girl.

Is 160 cm too tall for a 12 year old?

How Tall Should a 12 Year Old Be? We can only speak to national average heights here in North America, whereby, a 12 year old girl would be between 137 cm to 162 cm tall (4-1/2 to 5-1/3 feet). A 12 year old boy should be between 137 cm to 160 cm tall (4-1/2 to 5-1/4 feet).

How tall is a average 15 year old?

Average Height to Weight for Teenage Boys - 13 to 20 Years

How to get taller at 18?

Staying physically active is even more essential from childhood to grow and improve overall health. But taking it up even in adulthood can help you add a few inches to your height. Strength-building exercises, yoga, jumping rope, and biking all can help to increase your flexibility and grow a few inches taller.

Is 5.7 a good height for a 15 year old boy?

Generally speaking, the average height for 15 year olds girls is 62.9 inches (or 159.7 cm). On the other hand, teen boys at the age of 15 have a much higher average height, which is 67.0 inches (or 170.1 cm).

Can you grow between 16 and 18?

Most girls stop growing taller by age 14 or 15. However, after their early teenage growth spurt, boys continue gaining height at a gradual pace until around 18. Note that some kids will stop growing earlier and others may keep growing a year or two more.

Can you grow 1 cm after 17?

Even with a healthy diet, most people's height won't increase after age 18 to 20. The graph below shows the rate of growth from birth to age 20. As you can see, the growth lines fall to zero between ages 18 and 20 ( 7 , 8 ). The reason why your height stops increasing is your bones, specifically your growth plates.