https://www.khanacademy.org/computing/intro-to-python-fundamentals/x5279a44ae0ab15d6:playing-games-with-functions/x5279a44ae0ab15d6:function-control-flow/v/local-and-global-scope 2024-10-03T01:50:07.146156005Z Local and global scope Can I name the variable inside my function the same as a variable outside my function? Trace a function call to explore how the computer uses global and local scopes to separate regions of memory. Examine why functions use arguments and return values to pass information, instead of directly updating global variables. View the program used in this video at: https://www.khanacademy.org/python-program/fall-damage/6406651516469248 Kim Merrill video https://cdn.kastatic.org/ka_thumbnails_cache/412d9aee-f005-412d-bef8-7fe84f29652d_1280_720_base.png Local and global scope Can I name the variable inside my function the same as a variable outside my function? Trace a function call to explore how the computer uses global and local scopes to separate regions of memory. Examine why functions use arguments and return values to pass information, instead of directly updating global variables. View the program used in this video at: https://www.khanacademy.org/python-program/fall-damage/6406651516469248 https://cdn.kastatic.org/ka-youtube-converted/AC0Ql1mOw4s.mp4/AC0Ql1mOw4s.mp4 296 Function control flow https://www.khanacademy.org/computing/intro-to-python-fundamentals/x5279a44ae0ab15d6:playing-games-with-functions/x5279a44ae0ab15d6:function-control-flow/a/return-statements 2024-10-21T20:10:57.010605277Z Return statements Explore function definitions with different return patterns. Trace functions with multiple return statements and with no return statements. article https://www.khanacademy.org/computing/intro-to-python-fundamentals/x5279a44ae0ab15d6:playing-games-with-functions/x5279a44ae0ab15d6:function-control-flow/v/nested-function-calls 2026-03-29T06:04:57.873105323Z Nested function calls What happens when a function calls another function? Trace how the computer uses stack frames to keep track of each function call's state. Explore how breaking down a big function into several smaller functions can improve readability and reusability. View the program used in this video at: https://www.khanacademy.org/python-program/intruder-detection/6531095526293504 Kim Merrill video https://cdn.kastatic.org/ka_thumbnails_cache/69903be9-4f2f-436b-8fe5-78d46466da08_1280_720_base.png Nested function calls What happens when a function calls another function? Trace how the computer uses stack frames to keep track of each function call's state. Explore how breaking down a big function into several smaller functions can improve readability and reusability. View the program used in this video at: https://www.khanacademy.org/python-program/intruder-detection/6531095526293504 https://cdn.kastatic.org/ka-youtube-converted/H1oqBxBWRQ4.mp4/H1oqBxBWRQ4.mp4 383 Function control flow https://www.khanacademy.org/computing/intro-to-python-fundamentals/x5279a44ae0ab15d6:playing-games-with-functions/x5279a44ae0ab15d6:function-control-flow/e/trace-function-calls-2 2025-09-12T02:00:44.915137743Z Trace function calls Trace control flow across function calls. Nathaniel Shak exercise https://www.khanacademy.org/computing/intro-to-python-fundamentals/x5279a44ae0ab15d6:playing-games-with-functions/x5279a44ae0ab15d6:function-control-flow/v/functions-program-design-deck-of-cards 2024-12-02T21:11:23.197431827Z Program design: deck of cards Code along with a software engineer in this worked example using functions and nested function calls. Apply functions with parameters and return values to deal a deck of cards. Design a set of function definitions that can draw hands, draw cards, and pick random suits. View the program used in this video at: https://www.khanacademy.org/python-program/functions-program-design-deck-of-cards/5630188991201280 Kim Merrill video https://cdn.kastatic.org/ka_thumbnails_cache/e8737b4b-9d4e-4ada-92e8-5d36e9c7a453_1280_720_base.png Program design: deck of cards Code along with a software engineer in this worked example using functions and nested function calls. Apply functions with parameters and return values to deal a deck of cards. Design a set of function definitions that can draw hands, draw cards, and pick random suits. View the program used in this video at: https://www.khanacademy.org/python-program/functions-program-design-deck-of-cards/5630188991201280 https://cdn.kastatic.org/ka-youtube-converted/OxZJNHxTGeo.mp4/OxZJNHxTGeo.mp4 325 Function control flow https://www.khanacademy.org/computing/intro-to-python-fundamentals/x5279a44ae0ab15d6:playing-games-with-functions/x5279a44ae0ab15d6:function-control-flow/pc/sweet-scores 2025-07-30T21:45:20.637470101Z Challenge: Sweet scores Practice nested function calls to implement the scoring system for a fruit-based card game. challenge