We offer some great discounts for your summaries through our partners Slim Academy and GradeGuru. Below you can find all the details about all available deals and offers.

Slim Academy

Discover the Slim Academy Summaries - Your Essential Study Tool!

To fully support you during your studies, Cedo Nulli, in collaboration with Slim Academy, offer high-quality summaries for all mandatory courses in your Psychology program. These summaries are carefully compiled by and for students, ensuring they contain exactly the material you need to succeed in your exams. No unnecessary information, just the key points that matter! Visit our website to check out our offerings!

At Slim Academy, we understand how important it is to study flexibly, wherever and whenever you want. That’s why you can conveniently study and practice with our app, giving you access to the best study materials anytime, anywhere. Download the Slim Academy app now for your Android or Apple device and start learning efficiently right away.

Are you a member of Cedo Nulli? Then we have great news for you! As a member, you get exclusive discounts on our summaries and subscriptions:

  • 15% off all summaries with the code: CEDO2425

  • First month free on our subscriptions with the code: ABO-CEDO

Slim Academy wishes you the best of luck with your studies!

Grade Guru

Need to catch up? Or want to prep faster and smarter?
GradeGuru helps Psychology and MISOC students get exam-ready with clear, reliable study materials—made by top students who’ve already passed your exact course.

Summaries (Psychology & MISOC)

One summary, everything you need: lectures, literature, and exercises combined into a clear, exam-focused overview.

  • Based on official slides, books and course content.

  • Created by students who know what actually gets tested.

  • Includes 200+ exam-style questions with full solutions.

  • Updated regularly to help you study 4× faster.

Exam Trainings (Psychology)

Built for students who want to walk into the exam fully prepared. You’ll practice with realistic questions, break down tricky concepts, and get live support.

  • Practice with real-style questions and clear explanations.

  • Led by a student who scored 8.5+ in the same course.

  • Live Q&A during the session + recording and slides after.

  • All materials in one place — easy access in your dashboard.

Cedo Nulli Member Discount

Just for members — here are your discount codes:

  • 15% off Summaries → CEDOSUM

  • 10% off Exam Trainings → CEDOEXAM

Check out your course:

Psychology → https://gradeguru.nl/training/eur/psy/
MISOC → https://gradeguru.nl/training/eur/misoc/