Khan Academy
Khan Academy: Iterating Over Lists With Loops
Learn how to use a loop to iterate over each element, repeating the same code for each element.
Khan Academy
Khan Academy: Conditional Repetition of Instructions
Learn how programmers repeat code using a programming construct like the while loop.
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.