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Educora
Advanced15 min8 / 8

Design principles for great presentations

Build a story, give each slide one idea, use visual hierarchy, contrast and alignment, and present data clearly — with good and bad examples.

Check yourself
In this lesson you will learn
  • Plan a presentation around one key message and a story
  • Apply one idea per slide, hierarchy, contrast and alignment
  • Build data slides whose main conclusion is clear at a glance

We have all sat through one: slides full of text, a speaker reading them aloud and a bored room. There's even a joke name for it — death by PowerPoint. The problem isn't the program, it's the design. In this lesson you will learn the simple principles professionals use to make any topic clear and memorable.

Story first, slides second

  1. 1
    Define the audience and the goal

    Who will be listening, and what should they know, feel or do afterwards? The same topic is told differently to teachers, classmates or investors.

  2. 2
    Write the key message in one sentence

    For example: “If our school collects plastic bottles separately, we can send hundreds of kilograms of waste for recycling every year.” Any slide that doesn't serve this sentence is extra.

  3. 3
    Build the story

    Beginning: a problem or an intriguing question. Middle: 3–4 key points with evidence. End: the conclusion and a clear call to action — what the audience should do now.

  4. 4
    Draft it in Outline View

    In View › Presentation Views › Outline View, type only the titles — each title becomes a slide. If the titles read in order tell the story, the plan is ready. Only then move on to design.

One slide, one idea

An audience can't read and listen at the same time. So the slide shows, and the speaker tells. Write each slide title as a conclusion, not a topic label: instead of “Sales”, write “Sales doubled in spring”. The well-known 6×6 guideline — at most 6 bullets with about 6 words each — is a rule of thumb, not a law: often even less text is better. If there's too much text, split it across two slides or move it to the notes.

BadGood
Title: “Results”Title: “With the new method, the average score rose by 12%”
12 bullet points in 14 pt on one slideThree slides, each with one idea and a picture
The speaker reads the slide word for wordThe slide has a keyword; the speaker gives the details
Five fonts, ten colors1–2 fonts, one main color and one accent color

Hierarchy, contrast, alignment

  • Visual hierarchy: the most important element should be the biggest, boldest or brightest. The eye goes to it first, then to the rest.
  • Contrast: light text on a dark background or the other way round. Save the accent color for the key thing — if everything is red, nothing stands out.
  • Alignment: every object should line up with something else. The red dashed smart guides that appear as you drag an object help with this.
  • Consistency: titles, logo and slide number sit in the same place on every slide — Slide Master takes care of that.
  • White space: empty space isn't wasted — it gives the eye room to rest and makes the key element stand out.

Data slides

A chart slide should answer one question: “So what?” Put the conclusion in the title and simplify the chart to prove it: delete unnecessary gridlines, 3D effects and the legend, show the key column in the accent color and the rest in gray. If a single number matters, you don't need a chart at all — a big “48%” in the middle of the slide is stronger.

Redesigning a slide

Elvin's slide: the title “Library statistics”, an 8-point list below it and a colorful 3D pie chart with 7 slices. His main point: after the new reading club opened, the number of students borrowing books doubled. How can the slide be improved?

Show solution
1. Turn the title into the conclusion: “Borrowing doubled after the reading club opened”.
2. Replace the pie chart with a simple two-column chart: “before the club” and “after the club”.
3. Show the “after” column in the accent color and “before” in gray, put the numbers on top of the columns, and delete the gridlines and legend.
4. Move the 8 points into the notes — you will say them out loud.
Result: the audience gets the main point in a few seconds.
Bad chart habitGood chart habit
3D effects and shadowsFlat, simple columns
A pie chart with 12 slicesA bar chart sorted from largest to smallest
Every column a different colorOne accent color, the rest gray
Title: “2024 data”The title states what the data shows

Key points

  • First define the audience and the key message, then build a beginning–middle–end story.
  • One slide, one idea; the title is a conclusion, and 6×6 is only a rule of thumb.
  • Hierarchy, contrast, alignment, consistency and white space make a slide look professional.
  • 1–2 fonts and one accent color are enough; use the accent only for the key element.
  • On a data slide the conclusion is in the title and the chart is simple: no 3D, one accent color.

Check yourself

10 questions. Every correct answer earns XP.

1 / 10
Which is the best title for a chart slide?