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7 PPT Design Mistakes That Are Quietly Killing Your College Grade

3 October 2026 · 6 min read · By the Rancove team

Key takeaways
  • Slides support what you say; they are not a document. Keep to one idea per slide and roughly 5-7 short lines at most.
  • Pick one heading font, one body font and two or three colours, and use them on every slide.
  • Rebuild data as clean charts instead of pasting screenshots, and give every chart a title that states the takeaway.
  • Follow a story: problem → objective → approach → what you built → results → conclusion and future scope.
  • Check your college's format rules first, and rehearse with a timer. Design cannot fix a presentation that runs over time.

Examiners and panel members sit through many presentations in a single day. By the time yours comes up, they have seen every default template and every wall of bullet points. Good design will not rescue weak content, but poor design can undersell strong content, and in a project review or viva that first impression shapes how your work is judged.

Here are the seven mistakes we see most often in college presentations, how to fix each one, and a slide-by-slide structure you can use for your next project PPT.

1. Too much text per slide

If your slide reads like a paragraph, you have written a document, not a presentation. When slides are dense, the panel reads instead of listening, and you lose control of the room.

Fix it:

  • One main idea per slide.
  • Aim for about 5-7 short lines at most, ideally fewer.
  • Cut sentences down to phrases: “Reduced water usage by 18% in lab tests” rather than “We were able to observe that our proposed system was able to reduce the water usage…”
  • Move detail into your speaker notes and say it out loud.

Before: a slide titled “Literature Survey” with eight full paragraphs copied from papers. After: a simple table with four rows: paper, method, limitation, how your project addresses it.

2. Inconsistent fonts, colours and spacing

Three fonts, five colours and bullets that change style on every slide signal “assembled the night before”, even when the work took months.

Fix it:

  • One heading font and one body font. Calibri, Arial, Segoe UI, Montserrat or Poppins are safe choices.
  • Two or three colours: one main colour, one accent, and neutral text. Use your college colours if required.
  • Consistent sizes: titles around 28-40 pt, body text at least 18-24 pt.
  • Align everything: use PowerPoint’s alignment guides so titles sit in the same place on every slide.
  • Use the Slide Master to set fonts and colours once instead of formatting each slide by hand.

3. No visual hierarchy

When the title, text, images and logos are all the same size and weight, the eye does not know where to look first.

Fix it:

  • Make the most important thing on each slide the biggest or boldest.
  • Use white space generously; it is not wasted space.
  • Highlight one key number or phrase in your accent colour, not five.
  • Write titles that state the point: “Our model is 12% more accurate than the baseline” works harder than “Results”.

4. Screenshots instead of designed visuals

Pasting a raw Excel screenshot or a blurry image from the internet looks unfinished, and small numbers are unreadable from the back of the room.

Fix it:

  • Rebuild key data as a clean chart inside PowerPoint (bar charts for comparisons, line charts for trends, pie charts only for a few simple parts of a whole).
  • Remove gridlines, 3D effects and unnecessary legends.
  • Label the chart with its takeaway.
  • Use high-resolution images, crop them properly, and avoid stretching them.
  • For processes and system architecture, use simple shapes and arrows (SmartArt or your own diagram) instead of a dense screenshot.

5. A weak title slide and closing slide

The title slide sets the first impression before you say a word, and the closing slide is the last thing the panel sees during questions. Many students spend the least effort on exactly these two.

Fix it:

  • Title slide: project title, your name(s) and roll numbers, guide’s name, department, college and logo, laid out cleanly. Follow the required format if there is one.
  • Closing: a clear conclusion and future scope slide, then a simple “Thank you / Questions?” slide.
  • Keep a few backup slides after the end with extra data, detailed results or code snippets, so you can jump to them during the viva.

6. No narrative flow

A strong project presentation tells a story. If slides follow the order you happened to write them, the panel has to work to follow your logic.

Use this structure for most technical and academic projects:

# Slide What to include
1 Title Project name, team, guide, department
2 Problem statement The real-world problem in one or two lines, with why it matters
3 Objectives Three or four specific goals
4 Literature survey / existing systems A comparison table and the gap you address
5 Proposed system Your idea in one clear diagram
6 Architecture / methodology Block diagram, flowchart or process steps
7 Tools and technologies Hardware, software, languages, datasets
8-9 Implementation Key modules, screenshots of the working system
10 Results Charts, tables, comparisons with existing work
11 Conclusion and future scope What you achieved and what could come next
12 References In the format your college asks for
13 Thank you / Questions Clean and simple

Management and arts presentations can use a similar flow: context → problem → analysis → recommendations → conclusion.

7. Ignoring your college’s format requirements

Many departments specify title-slide content, logos, fonts, slide limits or reference styles. Missing them is an easy way to lose marks on a technicality.

Fix it: ask your guide or check the department circular before you start designing, and keep a copy of any template they provide.

Delivery tips that make the design work

  • Rehearse with a timer. Running over time is one of the most common problems in reviews.
  • Do not read from the slides. Glance at them; speak to the panel.
  • Number your slides so examiners can refer back to them (“Can you go to slide 7?”).
  • Carry the file in two formats (PPTX and PDF) on a pen drive and in your email or cloud drive, in case the college computer has a different PowerPoint version or missing fonts.
  • Embed fonts or use standard ones so your design does not change on another computer (File → Options → Save → Embed fonts).
  • Prepare for questions on your methodology, limitations and why you chose your tools. Backup slides help here.
A clean, well-structured deck does not just look better. It makes you look prepared and in control of your material, which is exactly what a viva panel is assessing.

Quick pre-submission checklist

  • One idea per slide, no paragraphs
  • Two fonts and two or three colours throughout
  • Titles state the point
  • Charts rebuilt cleanly, images sharp
  • Story flows from problem to results
  • College format followed; slides numbered
  • Saved as PPTX and PDF; rehearsed within time

Fix it in one pass

If deadline pressure means you do not have time to redesign your deck yourself, Rancove’s College PPT Design service turns your existing content into a clean, consistent, submission-ready deck, starting at ₹499 and delivered in 2-3 days with a revision round. For viva and final-year reviews, see Project Presentation Decks.

FAQ

Frequently asked questions

A common rule is about one slide per minute of speaking time. For a 10-minute project review, 10-14 slides is usually right. Always follow your department's limit if one is given.
Use roughly 28-40 pt for slide titles and at least 18-24 pt for body text, so it can be read from the back of a classroom. If text only fits at 12 pt, there is too much text on the slide.
Clean sans-serif fonts such as Calibri, Arial, Segoe UI, Montserrat or Poppins work well for both headings and body text. Avoid decorative or script fonts, and avoid using more than two fonts in one deck.
Use them sparingly. A simple appear or fade to reveal points one by one can help you control pace. Spinning, bouncing and flying effects distract examiners and waste time.
Yes, as a starting point, but simplify them: remove clutter, make sure text is readable on the background, and apply your college's format requirements. A heavily decorated template can make serious work look less professional.
A short conclusion and future scope, followed by a simple 'Thank you / Questions' slide. Many students also keep a references slide and backup slides with extra data at the end for viva questions.
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