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Create Character Art for Online Course Curriculum

Online course creators compete on perceived production value — and consistent character illustrations across your curriculum signal premium quality before students even start lesson one. A course mascot appears in module headers, lesson thumbnails, downloadable workbook PDFs, completion certificates, and your sales page hero — creating a cohesive learning experience that feels professionally produced. Multi-angle AI generation makes this achievable without an illustration budget. You create one 8-angle reference sheet of your course character then generate curriculum assets that all feature the same consistent mascot. Answer: This guide covers designing a course mascot aligned with your topic, building an 8-angle reference for curriculum-wide asset reuse, and creating illustrations optimized for Teachable, Thinkific, Podia, and Kajabi course platforms.

Last updated By the EZ Character team

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Step-by-step
  1. 01

    Design Your Course Mascot Aligned with Your Topic

    Create a character that visually represents your course subject. A coding course might use a friendly robot or pixel-art character. A fitness course might use an energetic animal mascot. A business course might use a mentor-style character. A creative course might use an artsy animal or abstract character. The mascot should feel like a guide or companion on the learning journey — someone students enjoy seeing at each new module. Generate front-view concepts and iterate with your course branding colors.

  2. 02

    Generate an 8-Angle Reference for Curriculum Asset Reuse

    Produce a full 8-angle reference sheet of your course mascot. This reference is critical because curriculum assets use the character across different contexts — a module header might need a three-quarter view while a certificate might use a front-facing celebration pose. Having all eight angles documented means every asset stays on-model. Download the reference grid and refer to it for every subsequent asset generation.

  3. 03

    Create Module Header Illustrations

    Generate module header images (typically 1280x720px) that feature your mascot alongside the module number and topic. Each module gets a unique illustration where the mascot interacts with module-specific visual elements — for a coding course module on APIs the mascot might hold a network diagram, for a fitness module on nutrition it might hold a plate of healthy food. This visual differentiation helps students mentally separate course sections and builds anticipation for each new module.

  4. 04

    Create Workbook and Certificate Illustrations

    Extend the mascot into downloadable assets. For workbook PDFs create small spot illustrations (200-300px wide) where the mascot appears next to key concepts, exercise headers, or chapter dividers. For completion certificates generate a celebratory mascot pose at certificate resolution (typically 2550x3300px at 300dpi for print-quality 8.5x11). The mascot on the certificate feels like a personal congratulations from the character who has been with them the whole course.

  5. 05

    Create the Sales Page Hero Image

    Generate the course sales page hero image at 1280x720px featuring your mascot demonstrating the course transformation — the before/after moment your students experience. For a coding course the mascot could show a computer with code transforming into a completed app. For a fitness course the mascot could show a progression from starting pose to accomplished pose. This hero image sits above the fold on your course sales page and directly communicates the outcome students are buying.

Pro tips
  • Match your mascot to your course topic so it feels native — a cooking course fox in an apron works better than a generic smiley face
  • Module header illustrations should visually differentiate so students recognize which module they are in at a glance
  • Spot illustrations in workbooks break up text density and make PDFs feel more premium than text-only alternatives
  • Certificate illustrations at 300dpi ensure the mascot looks sharp when students print and frame their certificate
  • Use your course brand color palette on the mascots accessories so the character feels integrated with your overall brand
  • The sales page hero should show transformation — not just a happy character but one demonstrating the before/after
  • Generate lesson thumbnail variations from your reference for platforms like Teachable that show thumbnails in course players
  • Keep workbook spot illustrations consistent in size and placement so the PDF has professional layout rhythm throughout

Frequently asked questions

What image sizes do I need for online course platform illustrations?
Module headers and sales page heroes work best at 1280x720px (16:9 ratio) which matches most course platform media requirements. Lesson thumbnails at 640x360px. Workbook spot illustrations at 200-400px wide. Completion certificates at 2550x3300px (300dpi for 8.5x11 print). Check your specific platform requirements — Teachable, Thinkific, Podia, and Kajabi each have slightly different recommended image dimensions for course media.

Which online course platforms support custom character illustrations?
All major course platforms support custom images in their course builders. Teachable lets you upload custom thumbnail images per lesson and header images per section. Thinkific supports custom course banner images and lesson icons. Podia and Kajabi both allow full image customization across course pages, sales pages, and downloadable assets. The character illustrations described in this guide work as standard image uploads on any platform that accepts custom media.

Can I create course character art on the free tier?
Yes, the free tier supports generating a front-view course mascot and up to 3 additional angle views sufficient for a basic sales page hero and one module header. For the full 8-angle reference sheet plus module headers for a multi-module course, workbook illustrations, and a print-quality certificate you will need PRO or MAX tier. Start with the sales page hero on free to test your mascot concept before upgrading for full curriculum production.

How many illustrations does a typical online course need?
A typical course with 5-8 modules needs 10-20 character illustrations: 1 sales page hero, 1 per module header (5-8), 3-5 workbook spot illustrations, 1 completion certificate, and optionally 1 per lesson thumbnail if your platform supports them. Start with the sales page hero and module headers since those are the most visible to prospective students. Add workbook illustrations and certificates as your course matures and you invest in the student experience.
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