Other
The Java Tutorials: Control Flow Statements
A description of the different flow of control statements in the Java programming language.
Khan Academy
Khan Academy: Nested Conditionals
Learn how nested conditionals work in computer programming.
Microsoft
Microsoft: Index Function
Learn about the INDEX function that returns a value or the reference to a value from within a table or range.
Khan Academy
Khan Academy: String Operations
Computer programs don't just store strings, they also manipulate them. With string operations, we can chop strings up, mash strings together, or transform strings in all sorts of ways. Learn how here.
Khan Academy
Khan Academy: Storing Strings in Variables
When we're making a program, we often want to store sequences of letters. In programming lingo, we call each letter a character and we call the sequence a string.
Khan Academy
Khan Academy: Storing Data in Variables
Find out how computer programs instruct computers how to process data.
Khan Academy
Khan Academy: Numbered Repetition of Instructions
Computer programs are full of repetition, since our programs automate and simulate the world around us. Programmers use for loops to repeat a set of instructions a specific number of times.
Khan Academy
Khan Academy: Conditionals With If, Else, and Booleans
Practice using conditional statements (if/else) and boolean expressions in programs in the AP CSP pseudocode, in this set of free practice questions designed for AP Computer Science Principles students.
Wikimedia
Wikipedia: Control Flow
A Wikipedia description of the flow of control concept that is important to the successful execution of any computer program.