Magformers My First are the same classic Magformers we all know and love, just with brighter colors and idea booklets made with younger children in mind. Everything else about them is typical for Magformers, including shape and size. So you can use them with any other Magformers.
![Magformers My First Magformers My First](https://buildkitpedia.com/wp-content/uploads/2023/08/mags-my-first.jpg)