Reddit reviews Molecular Visions Organic Model Kit with Molecular Modeling Handbook

This is what came with my class's textbook - if you bought the textbook. It's a pretty crappy kit, but it had one neat gimmick in that you could do a cyclohexane ring flip and have it show what happened to the various positions.

Another upside though, is that it's cheap.

Here's the ones recommended by Albizati:

Model 1

Model 2

Model 3

You could settle for anything from Amazon though. They all practically do the same thing