
Here is a great website for the matrix multiplication demo. If you are a beginner data scientist, you will love this.
http://matrixmultiplication.xyz/
Here is how the website looks like. It has just one page. It actually shows how multiplication happens given the different dimensions of the matrix.

Fig 1. Matrix multiplication demonstration
Here are few other websites for understanding matrix multiplication concepts:
Latest posts by Ajitesh Kumar (see all)
- Large Language Models (LLMs): Four Critical Modeling Stages - August 4, 2025
- Agentic Workflow Design Patterns Explained with Examples - August 3, 2025
- What is Data Strategy? - August 2, 2025
I found it very helpful. However the differences are not too understandable for me