for the purposes of understanding what we cant actually see,tinker-toy structures are used to depict?of what m

Answer 1

Spacial concepts??? if I'm understanding your question right...

Answer 2

i think glurpy is on to something
molecules, like water, H2O, can be represented by tinker toys
the intial DNA double helix model was constructed with tinker toys
of course, you'd need to believe in science to effectively demonstrate this

Answer 3

Hm, your question is weirdly type. I would say molecules.