In addition to the CS books already recommended by others, do not underestimate the value of flowcharts. You can draw a program on paper and follow it with a f

In addition to the CS books already recommended by others, do not underestimate the value of flowcharts. You can draw a program on paper and follow it with a finger to "run" it. With a bit of practise, it'll be possible to run such mental models without even writing them down. At that point you're thinking like a programmer. This skill is transferrable to any programming language.