Table 1.

An overview of the items in the STEM scale and which of the quadrants they belong to.

Items	Quadrant
1. I am good at understanding coordinate systems.	Intrinsic-static
2. I am good at finding what is important in tables or graphs.	Intrinsic-static
3. It is easy for me to find what is important in a text.	Intrinsic-static
4. I understand what different molecules look like.	Intrinsic-dynamic
5. I can easily understand the connection between a fraction and the number line.	Extrinsic-static
6. I am good at understanding the connection between a graph and its corresponding formula.	Extrinsic-static
7. I am good at making the right connections in electrical circuits.	Extrinsic-dynamic
8. I understand why the backside of the moon is always facing away from the Earth.	Extrinsic-dynamic
9. I am good at understanding what we are supposed to do in science experiments.	All categories, but dependent on the specific experiment