Read Write Code: A Friendly Introduction to the World of Coding, and Why It’s the New Literacy

by Jeremy Keeshin

Top-down design is about starting with our problem at the highest level and then breaking it down into smaller pieces, bit by bit, until we have smaller problems that are much more easily solvable.

Not only useful for coding, but life's worries as well...

pseudocode, the idea of writing up your solution to the problem in something that looks like it’s closer to English, so you have a way to think through your solution to solve it but do not need to worry about the syntax.